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The most widely accepted explanation of how the solar system formed is called the nebular hypothesis .
TQA:T_1200_0
10
formed
true
form
[ "how", "was", "something", "formed", "_", "_", "_", "?" ]
[ "the nebular hypothesis", "nebular hypothesis" ]
[ [ 13, 16 ], [ 14, 16 ] ]
The most widely accepted explanation of how the solar system formed is called the nebular hypothesis .
TQA:T_1200_0
10
formed
true
form
[ "what", "was", "_", "formed", "_", "_", "_", "?" ]
[ "the solar system" ]
[ [ 7, 10 ] ]
The most widely accepted explanation of how the solar system formed is called the nebular hypothesis .
TQA:T_1200_0
12
called
true
call
[ "what", "is", "_", "called", "something", "_", "_", "?" ]
[ "The most widely accepted explanation of how the solar system formed", "nebular hypothesis" ]
[ [ 0, 11 ], [ 14, 16 ] ]
The most widely accepted explanation of how the solar system formed is called the nebular hypothesis .
TQA:T_1200_0
12
called
true
call
[ "what", "is", "something", "called", "_", "_", "_", "?" ]
[ "explanation of how the solar system formed", "the nebular hypothesis" ]
[ [ 4, 11 ], [ 13, 16 ] ]
According to this hypothesis , the Sun and the planets of our solar system formed about 4.6 billion years ago from the collapse of a giant cloud of gas and dust , called a nebula .
TQA:T_1200_1
0
According
true
accord
[ "what", "is", "_", "according", "_", "to", "something", "?" ]
[ "the Sun and the planets of our solar system formed about 4.6 billion years ago from the collapse of a giant cloud of gas and dust", "the Sun and the planets of our solar system formed about 4.6 billion years ago from the collapse of a giant cloud of gas and dust , called a nebula" ]
[ [ 5, 31 ], [ 5, 35 ] ]
According to this hypothesis , the Sun and the planets of our solar system formed about 4.6 billion years ago from the collapse of a giant cloud of gas and dust , called a nebula .
TQA:T_1200_1
0
According
true
accord
[ "what", "is", "something", "according", "_", "to", "_", "?" ]
[ "this hypothesis", "hypothesis" ]
[ [ 2, 4 ], [ 3, 4 ] ]
According to this hypothesis , the Sun and the planets of our solar system formed about 4.6 billion years ago from the collapse of a giant cloud of gas and dust , called a nebula .
TQA:T_1200_1
14
formed
true
form
[ "how", "did", "something", "form", "_", "_", "_", "?" ]
[ "from the collapse of a giant cloud of gas and dust , called a nebula", "from the collapse of a giant cloud of gas and dust" ]
[ [ 20, 35 ], [ 20, 31 ] ]
According to this hypothesis , the Sun and the planets of our solar system formed about 4.6 billion years ago from the collapse of a giant cloud of gas and dust , called a nebula .
TQA:T_1200_1
14
formed
true
form
[ "what", "_", "_", "formed", "_", "_", "_", "?" ]
[ "the Sun and the planets of our solar system", "our solar system" ]
[ [ 5, 14 ], [ 11, 14 ] ]
According to this hypothesis , the Sun and the planets of our solar system formed about 4.6 billion years ago from the collapse of a giant cloud of gas and dust , called a nebula .
TQA:T_1200_1
14
formed
true
form
[ "when", "did", "something", "form", "_", "_", "_", "?" ]
[ "about 4.6 billion", "about 4.6 billion years ago" ]
[ [ 15, 18 ], [ 15, 20 ] ]
According to this hypothesis , the Sun and the planets of our solar system formed about 4.6 billion years ago from the collapse of a giant cloud of gas and dust , called a nebula .
TQA:T_1200_1
32
called
true
call
[ "what", "is", "_", "called", "something", "_", "_", "?" ]
[ "a giant cloud of gas and dust", "a nebula" ]
[ [ 24, 31 ], [ 33, 35 ] ]
According to this hypothesis , the Sun and the planets of our solar system formed about 4.6 billion years ago from the collapse of a giant cloud of gas and dust , called a nebula .
TQA:T_1200_1
32
called
true
call
[ "what", "is", "something", "called", "_", "_", "_", "?" ]
[ "a nebula", "giant cloud of gas and dust" ]
[ [ 33, 35 ], [ 25, 31 ] ]
The nebula was drawn together by gravity , which released gravitational potential energy .
TQA:T_1200_2
3
drawn
true
draw
[ "how", "is", "something", "drawn", "_", "_", "_", "?" ]
[ "together by gravity", "by gravity" ]
[ [ 4, 7 ], [ 5, 7 ] ]
The nebula was drawn together by gravity , which released gravitational potential energy .
TQA:T_1200_2
3
drawn
true
draw
[ "what", "is", "_", "drawn", "_", "_", "_", "?" ]
[ "The nebula" ]
[ [ 0, 2 ] ]
The nebula was drawn together by gravity , which released gravitational potential energy .
TQA:T_1200_2
9
released
true
release
[ "what", "did", "something", "release", "_", "_", "_", "?" ]
[ "gravitational potential energy" ]
[ [ 10, 13 ] ]
The nebula was drawn together by gravity , which released gravitational potential energy .
TQA:T_1200_2
9
released
true
release
[ "what", "_", "_", "released", "something", "_", "_", "?" ]
[ "gravity", "The nebula" ]
[ [ 6, 7 ], [ 0, 2 ] ]
As small particles of dust and gas smashed together to create larger ones , they released kinetic energy .
TQA:T_1200_3
7
smashed
true
smash
[ "what", "is", "_", "smashed", "_", "_", "_", "?" ]
[ "small particles of dust and gas", "they", "particles of dust and gas" ]
[ [ 1, 7 ], [ 14, 15 ], [ 2, 7 ] ]
As small particles of dust and gas smashed together to create larger ones , they released kinetic energy .
TQA:T_1200_3
10
create
true
create
[ "what", "_", "_", "created", "something", "_", "_", "?" ]
[ "small particles of dust and gas", "particles of dust and gas" ]
[ [ 1, 7 ], [ 2, 7 ] ]
As small particles of dust and gas smashed together to create larger ones , they released kinetic energy .
TQA:T_1200_3
10
create
true
create
[ "what", "did", "something", "create", "_", "_", "_", "?" ]
[ "larger ones" ]
[ [ 11, 13 ] ]
As small particles of dust and gas smashed together to create larger ones , they released kinetic energy .
TQA:T_1200_3
15
released
true
release
[ "what", "did", "something", "release", "_", "_", "_", "?" ]
[ "kinetic energy" ]
[ [ 16, 18 ] ]
As small particles of dust and gas smashed together to create larger ones , they released kinetic energy .
TQA:T_1200_3
15
released
true
release
[ "what", "_", "_", "released", "something", "_", "_", "?" ]
[ "small particles of dust and gas", "they" ]
[ [ 1, 7 ], [ 14, 15 ] ]
As small particles of dust and gas smashed together to create larger ones , they released kinetic energy .
TQA:T_1200_3
15
released
true
release
[ "when", "did", "something", "release", "something", "_", "_", "?" ]
[ "As small particles of dust and gas smashed together to create larger ones", "As small particles of dust and gas smashed together" ]
[ [ 0, 13 ], [ 0, 9 ] ]
As the nebula collapsed , the gravity at the center increased and the cloud started to spin because of its angular momentum .
TQA:T_1200_4
3
collapsed
true
collapse
[ "what", "_", "_", "collapsed", "_", "_", "_", "?" ]
[ "nebula", "the nebula" ]
[ [ 2, 3 ], [ 1, 3 ] ]
As the nebula collapsed , the gravity at the center increased and the cloud started to spin because of its angular momentum .
TQA:T_1200_4
10
increased
true
increase
[ "what", "_", "_", "increased", "_", "_", "_", "?" ]
[ "gravity", "the gravity" ]
[ [ 6, 7 ], [ 5, 7 ] ]
As the nebula collapsed , the gravity at the center increased and the cloud started to spin because of its angular momentum .
TQA:T_1200_4
10
increased
true
increase
[ "where", "did", "something", "increase", "_", "_", "_", "?" ]
[ "at the center" ]
[ [ 7, 10 ] ]
As the nebula collapsed , the gravity at the center increased and the cloud started to spin because of its angular momentum .
TQA:T_1200_4
14
started
true
start
[ "what", "did", "something", "start", "_", "_", "to do", "?" ]
[ "to spin because of its angular momentum", "to spin" ]
[ [ 15, 22 ], [ 15, 17 ] ]
As the nebula collapsed , the gravity at the center increased and the cloud started to spin because of its angular momentum .
TQA:T_1200_4
14
started
true
start
[ "what", "_", "_", "started", "_", "_", "to do something", "?" ]
[ "the cloud" ]
[ [ 12, 14 ] ]
As the nebula collapsed , the gravity at the center increased and the cloud started to spin because of its angular momentum .
TQA:T_1200_4
14
started
true
start
[ "when", "did", "something", "start", "_", "_", "to do something", "?" ]
[ "As the nebula collapsed" ]
[ [ 0, 4 ] ]
As the nebula collapsed , the gravity at the center increased and the cloud started to spin because of its angular momentum .
TQA:T_1200_4
14
started
true
start
[ "why", "did", "something", "start", "_", "_", "to do something", "?" ]
[ "because of its angular momentum", "the gravity at the center increased" ]
[ [ 17, 22 ], [ 5, 11 ] ]
As the nebula collapsed , the gravity at the center increased and the cloud started to spin because of its angular momentum .
TQA:T_1200_4
16
spin
true
spin
[ "what", "_", "_", "spun", "_", "_", "_", "?" ]
[ "cloud", "the cloud" ]
[ [ 13, 14 ], [ 12, 14 ] ]
As the nebula collapsed , the gravity at the center increased and the cloud started to spin because of its angular momentum .
TQA:T_1200_4
16
spin
true
spin
[ "why", "did", "something", "spin", "_", "_", "_", "?" ]
[ "because of its angular momentum" ]
[ [ 17, 22 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
19
pulls
true
pull
[ "what", "does", "someone", "pull", "_", "_", "_", "?" ]
[ "his arms" ]
[ [ 20, 22 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
19
pulls
true
pull
[ "when", "does", "someone", "pull", "something", "_", "_", "?" ]
[ "during a spin" ]
[ [ 25, 28 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
19
pulls
true
pull
[ "where", "does", "someone", "pull", "something", "_", "_", "?" ]
[ "to his sides" ]
[ [ 22, 25 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
19
pulls
true
pull
[ "who", "_", "_", "pulls", "something", "_", "_", "?" ]
[ "he", "an ice skater" ]
[ [ 18, 19 ], [ 12, 15 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
15
spins
true
spin
[ "how", "does", "something", "spin", "_", "_", "_", "?" ]
[ "faster when he pulls his arms to his sides during a spin", "faster" ]
[ [ 16, 28 ], [ 16, 17 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
15
spins
true
spin
[ "what", "_", "_", "spins", "_", "_", "_", "?" ]
[ "an ice skater" ]
[ [ 12, 15 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
6
spinning
true
spin
[ "how", "was", "something", "spinning", "_", "_", "_", "?" ]
[ "faster" ]
[ [ 8, 9 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
6
spinning
true
spin
[ "what", "was", "_", "spinning", "_", "_", "_", "?" ]
[ "it" ]
[ [ 1, 2 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
2
collapsed
true
collapse
[ "how", "did", "someone", "collapse", "_", "_", "_", "?" ]
[ "further" ]
[ [ 3, 4 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
2
collapsed
true
collapse
[ "who", "_", "_", "collapsed", "_", "_", "_", "?" ]
[ "it" ]
[ [ 1, 2 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
7
got
true
get
[ "what", "did", "something", "get", "_", "_", "_", "?" ]
[ "faster" ]
[ [ 8, 9 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
7
got
true
get
[ "what", "_", "_", "got", "something", "_", "_", "?" ]
[ "the spinning" ]
[ [ 5, 7 ] ]
As it collapsed further , the spinning got faster , much as an ice skater spins faster when he pulls his arms to his sides during a spin .
TQA:T_1200_5
7
got
true
get
[ "when", "did", "something", "get", "something", "_", "_", "?" ]
[ "when he pulls his arms to his sides during a spin", "As it collapsed further" ]
[ [ 17, 28 ], [ 0, 4 ] ]
Much of the clouds mass migrated to its center but the rest of the material flattened out in an enormous disk .
TQA:T_1200_6
5
migrated
true
migrate
[ "what", "_", "_", "migrated", "_", "_", "somewhere", "?" ]
[ "Much of the clouds mass" ]
[ [ 0, 5 ] ]
Much of the clouds mass migrated to its center but the rest of the material flattened out in an enormous disk .
TQA:T_1200_6
5
migrated
true
migrate
[ "where", "did", "something", "migrate", "_", "_", "_", "?" ]
[ "to its center" ]
[ [ 6, 9 ] ]
Much of the clouds mass migrated to its center but the rest of the material flattened out in an enormous disk .
TQA:T_1200_6
15
flattened
true
flatten
[ "how", "was", "something", "flattened", "_", "_", "_", "?" ]
[ "out in an enormous disk", "in an enormous disk" ]
[ [ 16, 21 ], [ 17, 21 ] ]
Much of the clouds mass migrated to its center but the rest of the material flattened out in an enormous disk .
TQA:T_1200_6
15
flattened
true
flatten
[ "what", "was", "_", "flattened", "_", "_", "_", "?" ]
[ "the rest of the material", "the material" ]
[ [ 10, 15 ], [ 13, 15 ] ]
The disk contained hydrogen and helium , along with heavier elements and even simple organic molecules .
TQA:T_1200_7
2
contained
true
contain
[ "what", "_", "_", "contained", "something", "_", "_", "?" ]
[ "The disk", "disk" ]
[ [ 0, 2 ], [ 1, 2 ] ]
The disk contained hydrogen and helium , along with heavier elements and even simple organic molecules .
TQA:T_1200_7
2
contained
true
contain
[ "what", "did", "something", "contain", "_", "_", "_", "?" ]
[ "hydrogen", "along with heavier elements and even simple organic molecules", "simple organic molecules", "hydrogen and helium , along with heavier elements and even simple organic molecules", "helium", "hydrogen and helium", "heavier elements" ]
[ [ 3, 4 ], [ 7, 16 ], [ 13, 16 ], [ 3, 16 ], [ 5, 6 ], [ 3, 6 ], [ 9, 11 ] ]
As gravity pulled matter into the center of the disk , the density and pressure at the center became intense .
TQA:T_1201_0
2
pulled
true
pull
[ "what", "did", "something", "pull", "_", "_", "_", "?" ]
[ "matter" ]
[ [ 3, 4 ] ]
As gravity pulled matter into the center of the disk , the density and pressure at the center became intense .
TQA:T_1201_0
2
pulled
true
pull
[ "what", "_", "_", "pulled", "something", "_", "_", "?" ]
[ "gravity" ]
[ [ 1, 2 ] ]
As gravity pulled matter into the center of the disk , the density and pressure at the center became intense .
TQA:T_1201_0
2
pulled
true
pull
[ "where", "did", "something", "pull", "something", "_", "_", "?" ]
[ "into the center of the disk", "center of the disk" ]
[ [ 4, 10 ], [ 6, 10 ] ]
As gravity pulled matter into the center of the disk , the density and pressure at the center became intense .
TQA:T_1201_0
18
became
true
become
[ "what", "_", "_", "became", "something", "_", "_", "?" ]
[ "the density and pressure at the center", "pressure" ]
[ [ 11, 18 ], [ 14, 15 ] ]
As gravity pulled matter into the center of the disk , the density and pressure at the center became intense .
TQA:T_1201_0
18
became
true
become
[ "what", "did", "something", "become", "_", "_", "_", "?" ]
[ "intense" ]
[ [ 19, 20 ] ]
As gravity pulled matter into the center of the disk , the density and pressure at the center became intense .
TQA:T_1201_0
18
became
true
become
[ "when", "did", "something", "become", "something", "_", "_", "?" ]
[ "As gravity pulled matter into the center of the disk" ]
[ [ 0, 10 ] ]
When the pressure in the center of the disk was high enough , nuclear fusion began .
TQA:T_1201_1
15
began
true
begin
[ "what", "_", "_", "began", "_", "_", "_", "?" ]
[ "nuclear fusion" ]
[ [ 13, 15 ] ]
When the pressure in the center of the disk was high enough , nuclear fusion began .
TQA:T_1201_1
15
began
true
begin
[ "when", "did", "something", "begin", "_", "_", "_", "?" ]
[ "When the pressure in the center of the disk was high enough", "the pressure in the center of the disk was high enough" ]
[ [ 0, 12 ], [ 1, 12 ] ]
Eventually , the planetesimals formed protoplanets , which grew to become the planets and moons that we find in our solar system today .
TQA:T_1201_10
4
formed
true
form
[ "what", "did", "something", "form", "_", "_", "_", "?" ]
[ "protoplanets" ]
[ [ 5, 6 ] ]
Eventually , the planetesimals formed protoplanets , which grew to become the planets and moons that we find in our solar system today .
TQA:T_1201_10
4
formed
true
form
[ "what", "_", "_", "formed", "something", "_", "_", "?" ]
[ "Eventually , the planetesimals", "planetesimals" ]
[ [ 0, 4 ], [ 3, 4 ] ]
Eventually , the planetesimals formed protoplanets , which grew to become the planets and moons that we find in our solar system today .
TQA:T_1201_10
4
formed
true
form
[ "when", "did", "something", "form", "something", "_", "_", "?" ]
[ "Eventually", "become the planets and moons that we find in our solar system today" ]
[ [ 0, 1 ], [ 10, 23 ] ]
Eventually , the planetesimals formed protoplanets , which grew to become the planets and moons that we find in our solar system today .
TQA:T_1201_10
8
grew
true
grow
[ "what", "did", "something", "grow", "_", "from", "_", "?" ]
[ "protoplanets", "planetesimals" ]
[ [ 5, 6 ], [ 3, 4 ] ]
Eventually , the planetesimals formed protoplanets , which grew to become the planets and moons that we find in our solar system today .
TQA:T_1201_10
8
grew
true
grow
[ "what", "did", "something", "grow", "_", "to", "_", "?" ]
[ "become the planets and moons", "protoplanets" ]
[ [ 10, 15 ], [ 5, 6 ] ]
Eventually , the planetesimals formed protoplanets , which grew to become the planets and moons that we find in our solar system today .
TQA:T_1201_10
8
grew
true
grow
[ "where", "did", "something", "grow", "_", "_", "_", "?" ]
[ "solar system", "in our solar system" ]
[ [ 20, 22 ], [ 18, 22 ] ]
Eventually , the planetesimals formed protoplanets , which grew to become the planets and moons that we find in our solar system today .
TQA:T_1201_10
10
become
true
become
[ "what", "_", "_", "became", "something", "_", "_", "?" ]
[ "the planetesimals", "protoplanets", "planetesimals formed protoplanets" ]
[ [ 2, 4 ], [ 5, 6 ], [ 3, 6 ] ]
Eventually , the planetesimals formed protoplanets , which grew to become the planets and moons that we find in our solar system today .
TQA:T_1201_10
10
become
true
become
[ "what", "did", "something", "become", "_", "_", "_", "?" ]
[ "the planets and moons that we find in our solar system today", "planets" ]
[ [ 11, 23 ], [ 12, 13 ] ]
Eventually , the planetesimals formed protoplanets , which grew to become the planets and moons that we find in our solar system today .
TQA:T_1201_10
17
find
true
find
[ "what", "is", "_", "found", "_", "_", "somewhere", "?" ]
[ "the planets and moons", "planets and moons" ]
[ [ 11, 15 ], [ 12, 15 ] ]
Eventually , the planetesimals formed protoplanets , which grew to become the planets and moons that we find in our solar system today .
TQA:T_1201_10
17
find
true
find
[ "where", "is", "something", "found", "_", "_", "_", "?" ]
[ "in our solar system today .", "our solar system", "our solar system today" ]
[ [ 18, 24 ], [ 19, 22 ], [ 19, 23 ] ]
Because of the gravitational sorting of material , the inner planets Mercury , Venus , Earth , and Mars formed from dense rock and metal .
TQA:T_1201_11
19
formed
true
form
[ "how", "was", "something", "formed", "_", "_", "_", "?" ]
[ "from dense rock", "from dense rock and metal" ]
[ [ 20, 23 ], [ 20, 25 ] ]
Because of the gravitational sorting of material , the inner planets Mercury , Venus , Earth , and Mars formed from dense rock and metal .
TQA:T_1201_11
19
formed
true
form
[ "what", "was", "_", "formed", "_", "_", "_", "?" ]
[ "the inner planets Mercury , Venus , Earth , and Mars", "the inner planets" ]
[ [ 8, 19 ], [ 8, 11 ] ]
Because of the gravitational sorting of material , the inner planets Mercury , Venus , Earth , and Mars formed from dense rock and metal .
TQA:T_1201_11
19
formed
true
form
[ "why", "was", "something", "formed", "_", "_", "_", "?" ]
[ "Because of the gravitational sorting of material", "the gravitational sorting of material" ]
[ [ 0, 7 ], [ 2, 7 ] ]
Out by Jupiter and beyond , where its very cold , these materials form solid particles .
TQA:T_1201_13
13
form
true
form
[ "what", "_", "_", "forms", "something", "_", "_", "?" ]
[ "these materials", "materials" ]
[ [ 11, 13 ], [ 12, 13 ] ]
Out by Jupiter and beyond , where its very cold , these materials form solid particles .
TQA:T_1201_13
13
form
true
form
[ "what", "is", "_", "formed", "_", "_", "_", "?" ]
[ "solid particles" ]
[ [ 14, 16 ] ]
Out by Jupiter and beyond , where its very cold , these materials form solid particles .
TQA:T_1201_13
13
form
true
form
[ "where", "is", "something", "formed", "_", "_", "_", "?" ]
[ "Out by Jupiter and beyond" ]
[ [ 0, 5 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
78
use
true
use
[ "what", "should", "_", "used", "_", "_", "_", "?" ]
[ "the URL", "the URL below" ]
[ [ 79, 81 ], [ 79, 82 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
4
designed
true
design
[ "what", "was", "_", "designed", "_", "_", "_", "?" ]
[ "The nebular hypothesis" ]
[ [ 0, 3 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
4
designed
true
design
[ "why", "was", "something", "designed", "_", "_", "_", "?" ]
[ "to explain some of the basic features of the solar system" ]
[ [ 5, 16 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
44
rotate
true
rotate
[ "how", "does", "something", "rotate", "_", "_", "_", "?" ]
[ "in the same direction", "mostly" ]
[ [ 45, 49 ], [ 43, 44 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
44
rotate
true
rotate
[ "what", "_", "_", "rotates", "_", "_", "_", "?" ]
[ "The planets" ]
[ [ 41, 43 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
44
rotate
true
rotate
[ "where", "does", "something", "rotate", "_", "_", "_", "?" ]
[ "in the same direction", "The axes" ]
[ [ 45, 49 ], [ 49, 51 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
22
lie
true
lie
[ "what", "does", "something", "lie", "_", "in", "_", "?" ]
[ "nearly the same plane with the Sun at the center" ]
[ [ 24, 34 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
22
lie
true
lie
[ "what", "_", "_", "lies", "_", "in", "something", "?" ]
[ "The orbits of the planets", "planets" ]
[ [ 17, 22 ], [ 21, 22 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
72
Click
true
click
[ "what", "should", "_", "clicked", "_", "_", "_", "?" ]
[ "image to the left", "image" ]
[ [ 73, 77 ], [ 73, 74 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
6
explain
true
explain
[ "how", "is", "something", "explained", "_", "_", "_", "?" ]
[ "The nebular hypothesis" ]
[ [ 0, 3 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
6
explain
true
explain
[ "what", "is", "_", "explained", "_", "_", "_", "?" ]
[ "some of the basic features of the solar system", "The nebular hypothesis" ]
[ [ 7, 16 ], [ 0, 3 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
36
revolve
true
revolve
[ "what", "_", "_", "revolves", "_", "_", "_", "?" ]
[ "planets", "The planets" ]
[ [ 35, 36 ], [ 34, 36 ] ]
The nebular hypothesis was designed to explain some of the basic features of the solar system : The orbits of the planets lie in nearly the same plane with the Sun at the center The planets revolve in the same direction The planets mostly rotate in the same direction The axes of rotation of the planets are mostly nearly perpendicular to the orbital plane The oldest moon rocks are 4.5 billion years Click image to the left or use the URL below .
TQA:T_1201_14
36
revolve
true
revolve
[ "where", "does", "something", "revolve", "_", "_", "_", "?" ]
[ "nearly perpendicular to the orbital plane", "in the same direction" ]
[ [ 58, 64 ], [ 37, 41 ] ]
The burning star stopped the disk from collapsing further .
TQA:T_1201_3
3
stopped
true
stop
[ "what", "_", "_", "stopped", "something", "_", "_", "?" ]
[ "The burning star" ]
[ [ 0, 3 ] ]
The burning star stopped the disk from collapsing further .
TQA:T_1201_3
3
stopped
true
stop
[ "what", "was", "_", "stopped", "_", "_", "_", "?" ]
[ "the disk" ]
[ [ 4, 6 ] ]
The burning star stopped the disk from collapsing further .
TQA:T_1201_3
3
stopped
true
stop
[ "what", "was", "something", "stopped", "_", "from", "doing", "?" ]
[ "collapsing further", "from collapsing further" ]
[ [ 7, 9 ], [ 6, 9 ] ]
The burning star stopped the disk from collapsing further .
TQA:T_1201_3
7
collapsing
true
collapse
[ "how", "wasn't", "something", "collapsing", "_", "_", "_", "?" ]
[ "further" ]
[ [ 8, 9 ] ]
The burning star stopped the disk from collapsing further .
TQA:T_1201_3
7
collapsing
true
collapse
[ "what", "wasn't", "_", "collapsing", "_", "_", "_", "?" ]
[ "the disk" ]
[ [ 4, 6 ] ]
Meanwhile , the outer parts of the disk were cooling off .
TQA:T_1201_4
9
cooling
true
cool
[ "what", "was", "_", "cooling", "_", "off", "_", "?" ]
[ "outer parts of the disk", "the outer parts of the disk" ]
[ [ 3, 8 ], [ 2, 8 ] ]
Meanwhile , the outer parts of the disk were cooling off .
TQA:T_1201_4
9
cooling
true
cool
[ "when", "was", "something", "cooling", "_", "off", "_", "?" ]
[ "Meanwhile" ]
[ [ 0, 1 ] ]
Matter condensed from the cloud and small pieces of dust started clumping together .
TQA:T_1201_5
10
started
true
start
[ "what", "did", "something", "start", "_", "_", "doing", "?" ]
[ "clumping together", "clumping together ." ]
[ [ 11, 13 ], [ 11, 14 ] ]
Matter condensed from the cloud and small pieces of dust started clumping together .
TQA:T_1201_5
10
started
true
start
[ "what", "_", "_", "started", "_", "_", "doing something", "?" ]
[ "Matter condensed from the cloud and small pieces of dust", "small pieces of dust" ]
[ [ 0, 10 ], [ 6, 10 ] ]
Matter condensed from the cloud and small pieces of dust started clumping together .
TQA:T_1201_5
10
started
true
start
[ "why", "did", "something", "start", "_", "_", "doing something", "?" ]
[ "Matter condensed from the cloud" ]
[ [ 0, 5 ] ]
Matter condensed from the cloud and small pieces of dust started clumping together .
TQA:T_1201_5
11
clumping
true
clump
[ "how", "did", "something", "clump", "_", "_", "_", "?" ]
[ "together" ]
[ [ 12, 13 ] ]
Matter condensed from the cloud and small pieces of dust started clumping together .
TQA:T_1201_5
11
clumping
true
clump
[ "what", "_", "_", "clumped", "_", "_", "_", "?" ]
[ "Matter condensed from the cloud and small pieces of dust" ]
[ [ 0, 10 ] ]
These clumps collided and combined with other clumps .
TQA:T_1201_6
2
collided
true
collide
[ "what", "_", "_", "collided", "_", "with", "something", "?" ]
[ "These clumps" ]
[ [ 0, 2 ] ]
These clumps collided and combined with other clumps .
TQA:T_1201_6
2
collided
true
collide
[ "what", "did", "something", "collide", "_", "with", "_", "?" ]
[ "other clumps", "with other clumps" ]
[ [ 6, 8 ], [ 5, 8 ] ]