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When rocks arch upward to form a circular structure , that structure is called a dome .
TQA:T_1188_3
13
called
true
call
[ "what", "is", "something", "called", "_", "_", "_", "?" ]
[ "dome", "a dome" ]
[ [ 15, 16 ], [ 14, 16 ] ]
When rocks arch upward to form a circular structure , that structure is called a dome .
TQA:T_1188_3
13
called
true
call
[ "when", "is", "something", "called", "something", "_", "_", "?" ]
[ "form a circular structure", "When rocks arch upward to form a circular structure" ]
[ [ 5, 9 ], [ 0, 9 ] ]
If the top of the dome is sliced off , where are the oldest rocks located ?
TQA:T_1188_4
7
sliced
true
slice
[ "what", "was", "_", "sliced", "_", "_", "_", "?" ]
[ "the dome" ]
[ [ 4, 6 ] ]
If the top of the dome is sliced off , where are the oldest rocks located ?
TQA:T_1188_4
7
sliced
true
slice
[ "where", "was", "something", "sliced", "_", "_", "_", "?" ]
[ "the top" ]
[ [ 1, 3 ] ]
If the top of the dome is sliced off , where are the oldest rocks located ?
TQA:T_1188_4
15
located
true
locate
[ "what", "is", "_", "located", "_", "_", "somewhere", "?" ]
[ "oldest rocks", "the oldest rocks" ]
[ [ 13, 15 ], [ 12, 15 ] ]
A syncline is a fold that bends downward .
TQA:T_1189_0
6
bends
true
bend
[ "what", "_", "_", "bends", "_", "_", "somewhere", "?" ]
[ "A syncline", "a fold" ]
[ [ 0, 2 ], [ 3, 5 ] ]
A syncline is a fold that bends downward .
TQA:T_1189_0
6
bends
true
bend
[ "where", "does", "something", "bend", "_", "_", "_", "?" ]
[ "downward" ]
[ [ 7, 8 ] ]
When rocks bend downward in a circular structure , that structure is called a basin -LRB- Figure 1.4 -RRB- .
TQA:T_1189_2
2
bend
true
bend
[ "how", "does", "something", "bend", "_", "_", "_", "?" ]
[ "downward in a circular structure" ]
[ [ 3, 8 ] ]
When rocks bend downward in a circular structure , that structure is called a basin -LRB- Figure 1.4 -RRB- .
TQA:T_1189_2
2
bend
true
bend
[ "what", "_", "_", "bends", "_", "_", "_", "?" ]
[ "rocks" ]
[ [ 1, 2 ] ]
When rocks bend downward in a circular structure , that structure is called a basin -LRB- Figure 1.4 -RRB- .
TQA:T_1189_2
12
called
true
call
[ "what", "is", "_", "called", "something", "_", "_", "?" ]
[ "that structure", "When rocks bend downward in a circular structure" ]
[ [ 9, 11 ], [ 0, 8 ] ]
When rocks bend downward in a circular structure , that structure is called a basin -LRB- Figure 1.4 -RRB- .
TQA:T_1189_2
12
called
true
call
[ "what", "is", "something", "called", "_", "_", "_", "?" ]
[ "a basin", "basin" ]
[ [ 13, 15 ], [ 14, 15 ] ]
If the rocks are exposed at the surface , where are the oldest rocks located ?
TQA:T_1189_3
4
exposed
true
expose
[ "what", "is", "_", "exposed", "_", "at", "something", "?" ]
[ "the rocks" ]
[ [ 1, 3 ] ]
If the rocks are exposed at the surface , where are the oldest rocks located ?
TQA:T_1189_3
4
exposed
true
expose
[ "what", "is", "something", "exposed", "_", "at", "_", "?" ]
[ "the surface", "at the surface" ]
[ [ 6, 8 ], [ 5, 8 ] ]
If the rocks are exposed at the surface , where are the oldest rocks located ?
TQA:T_1189_3
14
located
true
locate
[ "what", "is", "_", "located", "_", "_", "somewhere", "?" ]
[ "rocks", "the oldest rocks" ]
[ [ 13, 14 ], [ 11, 14 ] ]
Click image to the left or use the URL below .
TQA:T_1189_4
0
Click
true
click
[ "what", "should", "_", "clicked", "_", "_", "_", "?" ]
[ "image" ]
[ [ 1, 2 ] ]
Click image to the left or use the URL below .
TQA:T_1189_4
0
Click
true
click
[ "where", "should", "something", "clicked", "_", "_", "_", "?" ]
[ "to the left" ]
[ [ 2, 5 ] ]
Click image to the left or use the URL below .
TQA:T_1189_4
6
use
true
use
[ "what", "is", "_", "used", "_", "_", "_", "?" ]
[ "the URL", "the URL below" ]
[ [ 7, 9 ], [ 7, 10 ] ]
URL : Anticlines are formations that have folded rocks upward .
TQA:T_1189_5
7
folded
true
fold
[ "how", "did", "something", "fold", "something", "_", "_", "?" ]
[ "upward" ]
[ [ 9, 10 ] ]
URL : Anticlines are formations that have folded rocks upward .
TQA:T_1189_5
7
folded
true
fold
[ "what", "did", "something", "fold", "_", "_", "_", "?" ]
[ "rocks" ]
[ [ 8, 9 ] ]
URL : Anticlines are formations that have folded rocks upward .
TQA:T_1189_5
7
folded
true
fold
[ "what", "_", "_", "folded", "something", "_", "_", "?" ]
[ "Anticlines" ]
[ [ 2, 3 ] ]
Some folding can be fairly complicated .
TQA:T_1189_8
5
complicated
true
complicate
[ "what", "can", "_", "complicating", "_", "_", "_", "?" ]
[ "Some folding" ]
[ [ 0, 2 ] ]
What do you see in the photo above ?
TQA:T_1189_9
1
do
true
do
[ "what", "does", "someone", "do", "_", "_", "_", "?" ]
[ "see" ]
[ [ 3, 4 ] ]
What do you see in the photo above ?
TQA:T_1189_9
1
do
true
do
[ "where", "does", "someone", "do", "something", "_", "_", "?" ]
[ "in the photo", "in the photo above" ]
[ [ 4, 7 ], [ 4, 8 ] ]
What do you see in the photo above ?
TQA:T_1189_9
1
do
true
do
[ "who", "_", "_", "does", "something", "_", "_", "?" ]
[ "you" ]
[ [ 2, 3 ] ]
What do you see in the photo above ?
TQA:T_1189_9
3
see
true
see
[ "where", "might", "someone", "see", "something", "_", "_", "?" ]
[ "in the photo above", "the photo above" ]
[ [ 4, 8 ], [ 5, 8 ] ]
What do you see in the photo above ?
TQA:T_1189_9
3
see
true
see
[ "who", "might", "_", "see", "something", "_", "_", "?" ]
[ "you" ]
[ [ 2, 3 ] ]
Earth formed at the same time as the other planets .
TQA:T_1190_0
1
formed
true
form
[ "what", "_", "_", "formed", "_", "_", "_", "?" ]
[ "Earth" ]
[ [ 0, 1 ] ]
Earth formed at the same time as the other planets .
TQA:T_1190_0
1
formed
true
form
[ "when", "did", "something", "form", "_", "_", "_", "?" ]
[ "at the same time as the other planets" ]
[ [ 2, 10 ] ]
Earth came together -LRB- accreted -RRB- from the cloud of dust and gas known as the solar nebula nearly 4.6 billion years ago , the same time the Sun and the rest of the solar system formed .
TQA:T_1191_0
1
came
true
come
[ "what", "_", "_", "came", "_", "_", "_", "?" ]
[ "Earth" ]
[ [ 0, 1 ] ]
Earth came together -LRB- accreted -RRB- from the cloud of dust and gas known as the solar nebula nearly 4.6 billion years ago , the same time the Sun and the rest of the solar system formed .
TQA:T_1191_0
1
came
true
come
[ "what", "did", "something", "come", "_", "from", "_", "?" ]
[ "the cloud of dust and gas known as the solar nebula", "the cloud of dust and gas" ]
[ [ 7, 18 ], [ 7, 13 ] ]
Earth came together -LRB- accreted -RRB- from the cloud of dust and gas known as the solar nebula nearly 4.6 billion years ago , the same time the Sun and the rest of the solar system formed .
TQA:T_1191_0
1
came
true
come
[ "when", "did", "something", "come", "_", "_", "_", "?" ]
[ "the same time the Sun and the rest of the solar system formed", "nearly 4.6 billion years ago", "4.6 billion years ago" ]
[ [ 24, 37 ], [ 18, 23 ], [ 19, 23 ] ]
Earth came together -LRB- accreted -RRB- from the cloud of dust and gas known as the solar nebula nearly 4.6 billion years ago , the same time the Sun and the rest of the solar system formed .
TQA:T_1191_0
4
accreted
true
accrete
[ "what", "_", "_", "accreted", "_", "_", "_", "?" ]
[ "Earth" ]
[ [ 0, 1 ] ]
Earth came together -LRB- accreted -RRB- from the cloud of dust and gas known as the solar nebula nearly 4.6 billion years ago , the same time the Sun and the rest of the solar system formed .
TQA:T_1191_0
4
accreted
true
accrete
[ "when", "did", "something", "accrete", "_", "_", "somewhere", "?" ]
[ "nearly 4.6 billion years ago , the same time the Sun and the rest of the solar system formed", "nearly 4.6 billion years ago" ]
[ [ 18, 37 ], [ 18, 23 ] ]
Earth came together -LRB- accreted -RRB- from the cloud of dust and gas known as the solar nebula nearly 4.6 billion years ago , the same time the Sun and the rest of the solar system formed .
TQA:T_1191_0
4
accreted
true
accrete
[ "where", "did", "something", "accrete", "_", "_", "_", "?" ]
[ "from the cloud of dust and gas known as the solar nebula", "from the cloud of dust and gas" ]
[ [ 6, 18 ], [ 6, 13 ] ]
Earth came together -LRB- accreted -RRB- from the cloud of dust and gas known as the solar nebula nearly 4.6 billion years ago , the same time the Sun and the rest of the solar system formed .
TQA:T_1191_0
13
known
true
know
[ "what", "is", "_", "known", "_", "as", "something", "?" ]
[ "the cloud of dust and gas" ]
[ [ 7, 13 ] ]
Earth came together -LRB- accreted -RRB- from the cloud of dust and gas known as the solar nebula nearly 4.6 billion years ago , the same time the Sun and the rest of the solar system formed .
TQA:T_1191_0
13
known
true
know
[ "what", "is", "something", "known", "_", "as", "_", "?" ]
[ "the solar nebula" ]
[ [ 15, 18 ] ]
Earth came together -LRB- accreted -RRB- from the cloud of dust and gas known as the solar nebula nearly 4.6 billion years ago , the same time the Sun and the rest of the solar system formed .
TQA:T_1191_0
13
known
true
know
[ "when", "was", "something", "known", "_", "as", "something", "?" ]
[ "nearly 4.6 billion years ago", "4.6 billion years ago" ]
[ [ 18, 23 ], [ 19, 23 ] ]
Earth came together -LRB- accreted -RRB- from the cloud of dust and gas known as the solar nebula nearly 4.6 billion years ago , the same time the Sun and the rest of the solar system formed .
TQA:T_1191_0
36
formed
true
form
[ "what", "was", "_", "formed", "_", "_", "_", "?" ]
[ "the solar system", "Sun and the rest of the solar system" ]
[ [ 33, 36 ], [ 28, 36 ] ]
Earth came together -LRB- accreted -RRB- from the cloud of dust and gas known as the solar nebula nearly 4.6 billion years ago , the same time the Sun and the rest of the solar system formed .
TQA:T_1191_0
36
formed
true
form
[ "when", "was", "something", "formed", "_", "_", "_", "?" ]
[ "nearly 4.6 billion years ago", "4.6 billion years ago" ]
[ [ 18, 23 ], [ 19, 23 ] ]
Gravity caused small bodies of rock and metal orbiting the proto-Sun to smash together to create larger bodies .
TQA:T_1191_1
1
caused
true
cause
[ "what", "_", "_", "caused", "something", "_", "to do something", "?" ]
[ "Gravity" ]
[ [ 0, 1 ] ]
Gravity caused small bodies of rock and metal orbiting the proto-Sun to smash together to create larger bodies .
TQA:T_1191_1
1
caused
true
cause
[ "what", "did", "something", "cause", "_", "_", "to do something", "?" ]
[ "small bodies of rock and metal orbiting the proto-Sun to smash together", "smash together to create larger bodies" ]
[ [ 2, 14 ], [ 12, 18 ] ]
Gravity caused small bodies of rock and metal orbiting the proto-Sun to smash together to create larger bodies .
TQA:T_1191_1
1
caused
true
cause
[ "what", "was", "_", "caused", "_", "_", "to do something", "?" ]
[ "small bodies of rock and metal orbiting the proto-Sun" ]
[ [ 2, 11 ] ]
Gravity caused small bodies of rock and metal orbiting the proto-Sun to smash together to create larger bodies .
TQA:T_1191_1
8
orbiting
true
orbit
[ "what", "is", "_", "orbiting", "something", "_", "_", "?" ]
[ "small bodies of rock and metal" ]
[ [ 2, 8 ] ]
Gravity caused small bodies of rock and metal orbiting the proto-Sun to smash together to create larger bodies .
TQA:T_1191_1
12
smash
true
smash
[ "what", "_", "_", "smashes", "_", "_", "_", "?" ]
[ "small bodies of rock and metal orbiting the proto-Sun" ]
[ [ 2, 11 ] ]
Gravity caused small bodies of rock and metal orbiting the proto-Sun to smash together to create larger bodies .
TQA:T_1191_1
12
smash
true
smash
[ "why", "does", "something", "smash", "_", "_", "_", "?" ]
[ "together", "to create larger bodies" ]
[ [ 13, 14 ], [ 14, 18 ] ]
Gravity caused small bodies of rock and metal orbiting the proto-Sun to smash together to create larger bodies .
TQA:T_1191_1
15
create
true
create
[ "how long", "was", "something", "created", "_", "_", "_", "?" ]
[ "Gravity caused small bodies of rock and metal orbiting the proto-Sun to smash together", "larger bodies" ]
[ [ 0, 14 ], [ 16, 18 ] ]
Gravity caused small bodies of rock and metal orbiting the proto-Sun to smash together to create larger bodies .
TQA:T_1191_1
15
create
true
create
[ "what", "was", "_", "created", "_", "_", "_", "?" ]
[ "small bodies of rock and metal", "larger bodies" ]
[ [ 2, 8 ], [ 16, 18 ] ]
Over time , the planetoids got larger and larger until they became planets .
TQA:T_1191_2
5
got
true
get
[ "what", "did", "something", "get", "something", "until", "doing", "?" ]
[ "they became planets" ]
[ [ 10, 13 ] ]
Over time , the planetoids got larger and larger until they became planets .
TQA:T_1191_2
5
got
true
get
[ "what", "did", "something", "get", "_", "until", "doing something", "?" ]
[ "larger and larger" ]
[ [ 6, 9 ] ]
Over time , the planetoids got larger and larger until they became planets .
TQA:T_1191_2
5
got
true
get
[ "what", "_", "_", "got", "something", "until", "doing something", "?" ]
[ "the planetoids" ]
[ [ 3, 5 ] ]
Over time , the planetoids got larger and larger until they became planets .
TQA:T_1191_2
5
got
true
get
[ "when", "did", "something", "get", "something", "until", "doing something", "?" ]
[ "Over time" ]
[ [ 0, 2 ] ]
Over time , the planetoids got larger and larger until they became planets .
TQA:T_1191_2
11
became
true
become
[ "what", "did", "something", "become", "_", "_", "_", "?" ]
[ "planets" ]
[ [ 12, 13 ] ]
When Earth first came together it was really hot , hot enough to melt the metal elements that it contained .
TQA:T_1192_0
3
came
true
come
[ "what", "_", "_", "came", "_", "_", "_", "?" ]
[ "Earth" ]
[ [ 1, 2 ] ]
When Earth first came together it was really hot , hot enough to melt the metal elements that it contained .
TQA:T_1192_0
3
came
true
come
[ "what", "did", "something", "come", "_", "_", "_", "?" ]
[ "together" ]
[ [ 4, 5 ] ]
When Earth first came together it was really hot , hot enough to melt the metal elements that it contained .
TQA:T_1192_0
13
melt
true
melt
[ "what", "was", "_", "melted", "_", "_", "_", "?" ]
[ "metal elements", "the metal elements that it contained", "the metal elements" ]
[ [ 15, 17 ], [ 14, 20 ], [ 14, 17 ] ]
When Earth first came together it was really hot , hot enough to melt the metal elements that it contained .
TQA:T_1192_0
19
contained
true
contain
[ "what", "_", "_", "contained", "something", "_", "_", "?" ]
[ "Earth" ]
[ [ 1, 2 ] ]
When Earth first came together it was really hot , hot enough to melt the metal elements that it contained .
TQA:T_1192_0
19
contained
true
contain
[ "what", "did", "something", "contain", "_", "_", "_", "?" ]
[ "metal elements", "elements" ]
[ [ 15, 17 ], [ 16, 17 ] ]
Earth was so hot for three reasons : Gravitational contraction : As small bodies of rock and metal accreted , the planet grew larger and more massive .
TQA:T_1192_1
18
accreted
true
accrete
[ "what", "_", "_", "accreted", "_", "_", "_", "?" ]
[ "small bodies of rock and metal" ]
[ [ 12, 18 ] ]
Earth was so hot for three reasons : Gravitational contraction : As small bodies of rock and metal accreted , the planet grew larger and more massive .
TQA:T_1192_1
22
grew
true
grow
[ "how", "did", "something", "grow", "_", "_", "_", "?" ]
[ "larger and more massive", "As small bodies of rock and metal accreted" ]
[ [ 23, 27 ], [ 11, 19 ] ]
Earth was so hot for three reasons : Gravitational contraction : As small bodies of rock and metal accreted , the planet grew larger and more massive .
TQA:T_1192_1
22
grew
true
grow
[ "what", "_", "_", "grew", "_", "_", "_", "?" ]
[ "the planet" ]
[ [ 20, 22 ] ]
Gravity within such an enormous body squeezes the material in its interior so hard that the pressure swells .
TQA:T_1192_2
6
squeezes
true
squeeze
[ "what", "is", "_", "squeezed", "_", "_", "_", "?" ]
[ "the material" ]
[ [ 7, 9 ] ]
Gravity within such an enormous body squeezes the material in its interior so hard that the pressure swells .
TQA:T_1192_2
6
squeezes
true
squeeze
[ "what", "_", "_", "squeezes", "something", "_", "_", "?" ]
[ "Gravity", "Gravity within such an enormous body" ]
[ [ 0, 1 ], [ 0, 6 ] ]
Gravity within such an enormous body squeezes the material in its interior so hard that the pressure swells .
TQA:T_1192_2
17
swells
true
swell
[ "what", "_", "_", "swells", "_", "_", "_", "?" ]
[ "the pressure" ]
[ [ 15, 17 ] ]
Gravity within such an enormous body squeezes the material in its interior so hard that the pressure swells .
TQA:T_1192_2
17
swells
true
swell
[ "why", "does", "something", "swell", "_", "_", "_", "?" ]
[ "Gravity within such an enormous body squeezes the material in its interior so hard" ]
[ [ 0, 14 ] ]
As Earths internal pressure grew , its temperature also rose .
TQA:T_1192_3
4
grew
true
grow
[ "what", "_", "_", "grew", "_", "_", "_", "?" ]
[ "its temperature", "pressure", "Earths internal pressure" ]
[ [ 6, 8 ], [ 3, 4 ], [ 1, 4 ] ]
As Earths internal pressure grew , its temperature also rose .
TQA:T_1192_3
4
grew
true
grow
[ "where", "did", "something", "grow", "_", "_", "_", "?" ]
[ "Earths", "Earths internal" ]
[ [ 1, 2 ], [ 1, 3 ] ]
As Earths internal pressure grew , its temperature also rose .
TQA:T_1192_3
9
rose
true
rise
[ "what", "_", "_", "rose", "_", "_", "_", "?" ]
[ "its temperature" ]
[ [ 6, 8 ] ]
As Earths internal pressure grew , its temperature also rose .
TQA:T_1192_3
9
rose
true
rise
[ "when", "did", "something", "rise", "_", "_", "_", "?" ]
[ "As Earths internal pressure grew" ]
[ [ 0, 5 ] ]
These elements long ago decayed into stable materials , but they were responsible for the release of enormous amounts of heat in the beginning .
TQA:T_1192_5
4
decayed
true
decay
[ "how", "did", "something", "decay", "_", "_", "_", "?" ]
[ "into stable materials" ]
[ [ 5, 8 ] ]
These elements long ago decayed into stable materials , but they were responsible for the release of enormous amounts of heat in the beginning .
TQA:T_1192_5
4
decayed
true
decay
[ "what", "_", "_", "decayed", "_", "_", "_", "?" ]
[ "These elements" ]
[ [ 0, 2 ] ]
These elements long ago decayed into stable materials , but they were responsible for the release of enormous amounts of heat in the beginning .
TQA:T_1192_5
4
decayed
true
decay
[ "when", "did", "something", "decay", "_", "_", "_", "?" ]
[ "long ago" ]
[ [ 2, 4 ] ]
Bombardment : Ancient impact craters found on the Moon and inner planets indicate that asteroid impacts were common in the early solar system .
TQA:T_1192_6
5
found
true
find
[ "what", "is", "_", "found", "_", "_", "somewhere", "?" ]
[ "Ancient impact craters", "impact craters" ]
[ [ 2, 5 ], [ 3, 5 ] ]
Bombardment : Ancient impact craters found on the Moon and inner planets indicate that asteroid impacts were common in the early solar system .
TQA:T_1192_6
5
found
true
find
[ "where", "is", "something", "found", "_", "_", "_", "?" ]
[ "on the Moon and inner planets", "on the Moon", "inner planets", "Moon and inner planets" ]
[ [ 6, 12 ], [ 6, 9 ], [ 10, 12 ], [ 8, 12 ] ]
Bombardment : Ancient impact craters found on the Moon and inner planets indicate that asteroid impacts were common in the early solar system .
TQA:T_1192_6
12
indicate
true
indicate
[ "what", "_", "_", "indicates", "_", "_", "_", "?" ]
[ "Ancient impact craters", "Ancient impact craters found on the Moon and inner planets", "impact craters" ]
[ [ 2, 5 ], [ 2, 12 ], [ 3, 5 ] ]
Bombardment : Ancient impact craters found on the Moon and inner planets indicate that asteroid impacts were common in the early solar system .
TQA:T_1192_6
12
indicate
true
indicate
[ "what", "is", "_", "indicated", "_", "_", "_", "?" ]
[ "asteroid impacts were common in the early solar system", "that asteroid impacts were common in the early solar system" ]
[ [ 14, 23 ], [ 13, 23 ] ]
Earth was struck so much in its first 500 million years that the heat was intense .
TQA:T_1192_7
2
struck
true
strike
[ "what", "was", "_", "struck", "_", "_", "_", "?" ]
[ "Earth" ]
[ [ 0, 1 ] ]
Earth was struck so much in its first 500 million years that the heat was intense .
TQA:T_1192_7
2
struck
true
strike
[ "when", "was", "something", "struck", "_", "_", "_", "?" ]
[ "in its first 500 million years", "its first 500 million years" ]
[ [ 5, 11 ], [ 6, 11 ] ]
Very few large objects have struck the planet in the past many hundreds of millions of year .
TQA:T_1192_8
5
struck
true
strike
[ "what", "has", "_", "struck", "_", "_", "_", "?" ]
[ "the planet" ]
[ [ 6, 8 ] ]
Very few large objects have struck the planet in the past many hundreds of millions of year .
TQA:T_1192_8
5
struck
true
strike
[ "what", "has", "_", "struck", "something", "_", "_", "?" ]
[ "large objects", "Very few large objects" ]
[ [ 2, 4 ], [ 0, 4 ] ]
Very few large objects have struck the planet in the past many hundreds of millions of year .
TQA:T_1192_8
5
struck
true
strike
[ "when", "has", "something", "struck", "_", "_", "_", "?" ]
[ "in the past many hundreds of millions of year" ]
[ [ 8, 17 ] ]
When Earth was entirely molten , gravity drew denser elements to the center and lighter elements rose to the surface .
TQA:T_1193_0
7
drew
true
draw
[ "what", "did", "something", "draw", "_", "_", "_", "?" ]
[ "denser elements to the center", "denser elements" ]
[ [ 8, 13 ], [ 8, 10 ] ]
When Earth was entirely molten , gravity drew denser elements to the center and lighter elements rose to the surface .
TQA:T_1193_0
7
drew
true
draw
[ "what", "_", "_", "drew", "something", "_", "_", "?" ]
[ "gravity" ]
[ [ 6, 7 ] ]
When Earth was entirely molten , gravity drew denser elements to the center and lighter elements rose to the surface .
TQA:T_1193_0
7
drew
true
draw
[ "where", "did", "something", "draw", "something", "_", "_", "?" ]
[ "to the center" ]
[ [ 10, 13 ] ]
When Earth was entirely molten , gravity drew denser elements to the center and lighter elements rose to the surface .
TQA:T_1193_0
16
rose
true
rise
[ "what", "_", "_", "rose", "_", "_", "_", "?" ]
[ "lighter elements" ]
[ [ 14, 16 ] ]
When Earth was entirely molten , gravity drew denser elements to the center and lighter elements rose to the surface .
TQA:T_1193_0
16
rose
true
rise
[ "where", "did", "something", "rise", "_", "_", "_", "?" ]
[ "to the surface" ]
[ [ 17, 20 ] ]
The separation of Earth into layers based on density is known as differentiation .
TQA:T_1193_1
6
based
true
base
[ "what", "is", "_", "based", "_", "on", "something", "?" ]
[ "The separation of Earth into layers" ]
[ [ 0, 6 ] ]
The separation of Earth into layers based on density is known as differentiation .
TQA:T_1193_1
6
based
true
base
[ "what", "is", "something", "based", "_", "on", "_", "?" ]
[ "density is known as differentiation", "density" ]
[ [ 8, 13 ], [ 8, 9 ] ]
The separation of Earth into layers based on density is known as differentiation .
TQA:T_1193_1
10
known
true
know
[ "what", "is", "_", "known", "_", "as", "something", "?" ]
[ "The separation of Earth into layers based on density", "The separation of Earth into layers" ]
[ [ 0, 9 ], [ 0, 6 ] ]
The separation of Earth into layers based on density is known as differentiation .
TQA:T_1193_1
10
known
true
know
[ "what", "is", "something", "known", "_", "as", "_", "?" ]
[ "differentiation" ]
[ [ 12, 13 ] ]
The densest material moved to the center to create the planets dense metallic core .
TQA:T_1193_2
3
moved
true
move
[ "what", "_", "_", "moved", "_", "_", "somewhere", "?" ]
[ "material", "The densest material" ]
[ [ 2, 3 ], [ 0, 3 ] ]
The densest material moved to the center to create the planets dense metallic core .
TQA:T_1193_2
3
moved
true
move
[ "where", "did", "something", "move", "_", "_", "_", "?" ]
[ "to the center", "the center" ]
[ [ 4, 7 ], [ 5, 7 ] ]
The densest material moved to the center to create the planets dense metallic core .
TQA:T_1193_2
3
moved
true
move
[ "why", "did", "something", "move", "_", "_", "somewhere", "?" ]
[ "to create the planets dense metallic core" ]
[ [ 7, 14 ] ]
The densest material moved to the center to create the planets dense metallic core .
TQA:T_1193_2
8
create
true
create
[ "what", "_", "_", "created", "something", "_", "somewhere", "?" ]
[ "the planets dense metallic core", "metallic core" ]
[ [ 9, 14 ], [ 12, 14 ] ]
The densest material moved to the center to create the planets dense metallic core .
TQA:T_1193_2
8
create
true
create
[ "what", "_", "_", "created", "something", "_", "_", "?" ]
[ "The densest material", "densest material" ]
[ [ 0, 3 ], [ 1, 3 ] ]
The densest material moved to the center to create the planets dense metallic core .
TQA:T_1193_2
8
create
true
create
[ "where", "did", "something", "create", "something", "_", "_", "?" ]
[ "planets", "the center" ]
[ [ 10, 11 ], [ 5, 7 ] ]
Materials that are intermediate in density became part of the mantle -LRB- Figure 1.1 -RRB- .
TQA:T_1193_3
6
became
true
become
[ "what", "_", "_", "became", "something", "_", "_", "?" ]
[ "Materials that are intermediate in density" ]
[ [ 0, 6 ] ]
Materials that are intermediate in density became part of the mantle -LRB- Figure 1.1 -RRB- .
TQA:T_1193_3
6
became
true
become
[ "what", "did", "something", "become", "_", "_", "_", "?" ]
[ "part of the mantle" ]
[ [ 7, 11 ] ]
Lighter materials accumulated at the surface of the mantle to become the earliest crust .
TQA:T_1194_0
2
accumulated
true
accumulate
[ "what", "_", "_", "accumulated", "_", "_", "_", "?" ]
[ "Lighter materials" ]
[ [ 0, 2 ] ]
Lighter materials accumulated at the surface of the mantle to become the earliest crust .
TQA:T_1194_0
2
accumulated
true
accumulate
[ "where", "did", "something", "accumulate", "_", "_", "_", "?" ]
[ "at the surface of the mantle" ]
[ [ 3, 9 ] ]
Lighter materials accumulated at the surface of the mantle to become the earliest crust .
TQA:T_1194_0
2
accumulated
true
accumulate
[ "why", "did", "something", "accumulate", "_", "_", "somewhere", "?" ]
[ "to become the earliest crust" ]
[ [ 9, 14 ] ]