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A tsunami is a wave or set of waves that is usually caused by an earthquake .
TQA:T_0173_2
12
caused
true
cause
[ "what", "is", "something", "caused", "_", "by", "_", "?" ]
[ "an earthquake" ]
[ [ 14, 16 ] ]
As we have seen in recent years , the waves can be enormous and extremely destructive .
TQA:T_0173_3
3
seen
true
see
[ "what", "has", "_", "seen", "_", "_", "_", "?" ]
[ "the waves can be enormous and extremely destructive" ]
[ [ 8, 16 ] ]
As we have seen in recent years , the waves can be enormous and extremely destructive .
TQA:T_0173_3
3
seen
true
see
[ "when", "has", "someone", "seen", "something", "_", "_", "?" ]
[ "in recent years" ]
[ [ 4, 7 ] ]
As we have seen in recent years , the waves can be enormous and extremely destructive .
TQA:T_0173_3
3
seen
true
see
[ "who", "has", "_", "seen", "something", "_", "_", "?" ]
[ "we" ]
[ [ 1, 2 ] ]
Usually tsunami waves travel through the ocean unnoticed .
TQA:T_0173_4
3
travel
true
travel
[ "how", "does", "something", "travel", "_", "_", "somewhere", "?" ]
[ "unnoticed" ]
[ [ 7, 8 ] ]
Usually tsunami waves travel through the ocean unnoticed .
TQA:T_0173_4
3
travel
true
travel
[ "what", "_", "_", "travels", "_", "_", "somewhere", "?" ]
[ "tsunami waves" ]
[ [ 1, 3 ] ]
Usually tsunami waves travel through the ocean unnoticed .
TQA:T_0173_4
3
travel
true
travel
[ "when", "does", "something", "travel", "_", "_", "somewhere", "?" ]
[ "Usually" ]
[ [ 0, 1 ] ]
Usually tsunami waves travel through the ocean unnoticed .
TQA:T_0173_4
3
travel
true
travel
[ "where", "does", "something", "travel", "_", "_", "_", "?" ]
[ "through the ocean" ]
[ [ 4, 7 ] ]
But when they reach the shore they become enormous .
TQA:T_0173_5
3
reach
true
reach
[ "where", "does", "someone", "reach", "_", "_", "_", "?" ]
[ "the shore" ]
[ [ 4, 6 ] ]
But when they reach the shore they become enormous .
TQA:T_0173_5
3
reach
true
reach
[ "who", "_", "_", "reaches", "_", "_", "_", "?" ]
[ "they" ]
[ [ 2, 3 ] ]
But when they reach the shore they become enormous .
TQA:T_0173_5
7
become
true
become
[ "what", "_", "_", "becomes", "something", "_", "_", "?" ]
[ "they" ]
[ [ 6, 7 ] ]
But when they reach the shore they become enormous .
TQA:T_0173_5
7
become
true
become
[ "what", "does", "something", "become", "_", "_", "_", "?" ]
[ "enormous" ]
[ [ 8, 9 ] ]
But when they reach the shore they become enormous .
TQA:T_0173_5
7
become
true
become
[ "where", "does", "something", "become", "something", "_", "_", "?" ]
[ "when they reach the shore", "the shore" ]
[ [ 1, 6 ], [ 4, 6 ] ]
They destroy property and cause many deaths .
TQA:T_0173_7
1
destroy
true
destroy
[ "what", "is", "_", "destroyed", "_", "_", "_", "?" ]
[ "property" ]
[ [ 2, 3 ] ]
They destroy property and cause many deaths .
TQA:T_0173_7
4
cause
true
cause
[ "what", "_", "_", "causes", "something", "_", "_", "?" ]
[ "They", "destroy property" ]
[ [ 0, 1 ], [ 1, 3 ] ]
They destroy property and cause many deaths .
TQA:T_0173_7
4
cause
true
cause
[ "what", "does", "something", "cause", "_", "_", "_", "?" ]
[ "many deaths" ]
[ [ 5, 7 ] ]
Figure 14.11 shows the damage caused by a tsunami in the Indian Ocean in 2004 .
TQA:T_0173_8
2
shows
true
show
[ "what", "does", "something", "show", "_", "_", "_", "?" ]
[ "the damage caused by a tsunami in the Indian Ocean in 2004", "the damage" ]
[ [ 3, 15 ], [ 3, 5 ] ]
Figure 14.11 shows the damage caused by a tsunami in the Indian Ocean in 2004 .
TQA:T_0173_8
2
shows
true
show
[ "what", "_", "_", "shows", "something", "_", "_", "?" ]
[ "Figure 14.11" ]
[ [ 0, 2 ] ]
Figure 14.11 shows the damage caused by a tsunami in the Indian Ocean in 2004 .
TQA:T_0173_8
5
caused
true
cause
[ "what", "_", "_", "causes", "something", "_", "_", "?" ]
[ "a tsunami", "the damage" ]
[ [ 7, 9 ], [ 3, 5 ] ]
Figure 14.11 shows the damage caused by a tsunami in the Indian Ocean in 2004 .
TQA:T_0173_8
5
caused
true
cause
[ "what", "does", "something", "cause", "_", "_", "_", "?" ]
[ "a tsunami", "damage" ]
[ [ 7, 9 ], [ 4, 5 ] ]
Figure 14.11 shows the damage caused by a tsunami in the Indian Ocean in 2004 .
TQA:T_0173_8
5
caused
true
cause
[ "when", "does", "something", "cause", "something", "_", "_", "?" ]
[ "in 2004", "2004" ]
[ [ 13, 15 ], [ 14, 15 ] ]
Figure 14.11 shows the damage caused by a tsunami in the Indian Ocean in 2004 .
TQA:T_0173_8
5
caused
true
cause
[ "where", "does", "something", "cause", "something", "_", "_", "?" ]
[ "in the Indian Ocean" ]
[ [ 9, 13 ] ]
They occur all around the globe .
TQA:T_0174_1
1
occur
true
occur
[ "what", "is", "_", "occurring", "_", "_", "_", "?" ]
[ "They" ]
[ [ 0, 1 ] ]
They occur all around the globe .
TQA:T_0174_1
1
occur
true
occur
[ "where", "is", "something", "occurring", "_", "_", "_", "?" ]
[ "all around the globe" ]
[ [ 2, 6 ] ]
High tides occur when the water reaches its highest level in a day .
TQA:T_0174_2
2
occur
true
occur
[ "what", "_", "_", "occurs", "_", "_", "_", "?" ]
[ "High tides" ]
[ [ 0, 2 ] ]
High tides occur when the water reaches its highest level in a day .
TQA:T_0174_2
2
occur
true
occur
[ "when", "does", "something", "occur", "_", "_", "_", "?" ]
[ "when the water reaches its highest level in a day", "the water reaches its highest level in a day" ]
[ [ 3, 13 ], [ 4, 13 ] ]
High tides occur when the water reaches its highest level in a day .
TQA:T_0174_2
6
reaches
true
reach
[ "how long", "does", "something", "reach", "_", "_", "_", "?" ]
[ "highest level in a day" ]
[ [ 8, 13 ] ]
High tides occur when the water reaches its highest level in a day .
TQA:T_0174_2
6
reaches
true
reach
[ "what", "_", "_", "reaches", "_", "_", "_", "?" ]
[ "the water", "water" ]
[ [ 4, 6 ], [ 5, 6 ] ]
High tides occur when the water reaches its highest level in a day .
TQA:T_0174_2
6
reaches
true
reach
[ "when", "does", "something", "reach", "_", "_", "_", "?" ]
[ "High tides occur", "its highest level in a day" ]
[ [ 0, 3 ], [ 7, 13 ] ]
Low tides occur when the water reaches its lowest level in a day .
TQA:T_0174_3
2
occur
true
occur
[ "what", "_", "_", "occurs", "_", "_", "_", "?" ]
[ "Low tides" ]
[ [ 0, 2 ] ]
Low tides occur when the water reaches its lowest level in a day .
TQA:T_0174_3
2
occur
true
occur
[ "when", "does", "something", "occur", "_", "_", "_", "?" ]
[ "when the water reaches its lowest level in a day" ]
[ [ 3, 13 ] ]
Low tides occur when the water reaches its lowest level in a day .
TQA:T_0174_3
6
reaches
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reach
[ "what", "did", "something", "reach", "_", "_", "_", "?" ]
[ "its lowest level in a day" ]
[ [ 7, 13 ] ]
Low tides occur when the water reaches its lowest level in a day .
TQA:T_0174_3
6
reaches
true
reach
[ "what", "_", "_", "reached", "something", "_", "_", "?" ]
[ "the water" ]
[ [ 4, 6 ] ]
Tides keep cycling from high to low and back again .
TQA:T_0174_4
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keep
true
keep
[ "what", "does", "something", "keep", "_", "_", "doing", "?" ]
[ "cycling", "cycling from high to low and back again" ]
[ [ 2, 3 ], [ 2, 10 ] ]
Tides keep cycling from high to low and back again .
TQA:T_0174_4
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keep
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keep
[ "what", "_", "_", "keeps", "_", "_", "doing something", "?" ]
[ "Tides" ]
[ [ 0, 1 ] ]
In most places the water level rises and falls twice a day .
TQA:T_0174_5
8
falls
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fall
[ "what", "_", "_", "falls", "_", "_", "_", "?" ]
[ "water level", "the water level" ]
[ [ 4, 6 ], [ 3, 6 ] ]
In most places the water level rises and falls twice a day .
TQA:T_0174_5
8
falls
true
fall
[ "when", "does", "something", "fall", "_", "_", "_", "?" ]
[ "twice a day" ]
[ [ 9, 12 ] ]
In most places the water level rises and falls twice a day .
TQA:T_0174_5
8
falls
true
fall
[ "where", "does", "something", "fall", "_", "_", "_", "?" ]
[ "In most places", "most places" ]
[ [ 0, 3 ], [ 1, 3 ] ]
In Figure 14.12 , you can see the difference between high and low tides .
TQA:T_0174_7
6
see
true
see
[ "what", "can", "_", "seen", "_", "_", "_", "?" ]
[ "the difference between high and low tides" ]
[ [ 7, 14 ] ]
In Figure 14.12 , you can see the difference between high and low tides .
TQA:T_0174_7
6
see
true
see
[ "where", "can", "something", "seen", "_", "_", "_", "?" ]
[ "In Figure 14.12", "Figure 14.12" ]
[ [ 0, 3 ], [ 1, 3 ] ]
In Figure 14.12 , you can see the difference between high and low tides .
TQA:T_0174_7
6
see
true
see
[ "who", "can", "_", "see", "something", "_", "_", "?" ]
[ "you" ]
[ [ 4, 5 ] ]
This is called the tidal range .
TQA:T_0174_8
2
called
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call
[ "what", "is", "_", "called", "something", "_", "_", "?" ]
[ "This" ]
[ [ 0, 1 ] ]
This is called the tidal range .
TQA:T_0174_8
2
called
true
call
[ "what", "is", "something", "called", "_", "_", "_", "?" ]
[ "the tidal range" ]
[ [ 3, 6 ] ]
Figure 14.13 shows why tides occur .
TQA:T_0175_0
5
occur
true
occur
[ "what", "_", "_", "occurs", "_", "_", "_", "?" ]
[ "tides" ]
[ [ 4, 5 ] ]
With water bulging on two sides of Earth , theres less water left in between .
TQA:T_0175_10
2
bulging
true
bulge
[ "what", "is", "_", "bulging", "_", "_", "_", "?" ]
[ "water" ]
[ [ 1, 2 ] ]
With water bulging on two sides of Earth , theres less water left in between .
TQA:T_0175_10
2
bulging
true
bulge
[ "where", "is", "something", "bulging", "_", "_", "_", "?" ]
[ "on two sides of Earth", "two sides of Earth" ]
[ [ 3, 8 ], [ 4, 8 ] ]
With water bulging on two sides of Earth , theres less water left in between .
TQA:T_0175_10
12
left
true
leave
[ "how much", "is", "something", "left", "_", "_", "_", "?" ]
[ "less", "less water" ]
[ [ 10, 11 ], [ 10, 12 ] ]
With water bulging on two sides of Earth , theres less water left in between .
TQA:T_0175_10
12
left
true
leave
[ "where", "is", "something", "left", "_", "_", "_", "?" ]
[ "in between" ]
[ [ 13, 15 ] ]
This creates low tides on the other two sides of the planet .
TQA:T_0175_11
1
creates
true
create
[ "what", "_", "_", "creates", "something", "_", "_", "?" ]
[ "This" ]
[ [ 0, 1 ] ]
This creates low tides on the other two sides of the planet .
TQA:T_0175_11
1
creates
true
create
[ "what", "does", "something", "create", "_", "_", "_", "?" ]
[ "low tides" ]
[ [ 2, 4 ] ]
This creates low tides on the other two sides of the planet .
TQA:T_0175_11
1
creates
true
create
[ "where", "does", "something", "create", "something", "_", "_", "?" ]
[ "on the other two sides of the planet" ]
[ [ 4, 12 ] ]
Although the gravity pulls the land , only the water can move .
TQA:T_0175_3
3
pulls
true
pull
[ "what", "does", "something", "pull", "_", "_", "_", "?" ]
[ "the land", "land" ]
[ [ 4, 6 ], [ 5, 6 ] ]
Although the gravity pulls the land , only the water can move .
TQA:T_0175_3
3
pulls
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pull
[ "what", "_", "_", "pulls", "something", "_", "_", "?" ]
[ "gravity" ]
[ [ 2, 3 ] ]
Although the gravity pulls the land , only the water can move .
TQA:T_0175_3
11
move
true
move
[ "what", "can", "_", "move", "_", "_", "_", "?" ]
[ "water", "only the water", "the water" ]
[ [ 9, 10 ], [ 7, 10 ], [ 8, 10 ] ]
As a result : Water on the side of Earth facing the Moon is pulled hardest by the Moons gravity .
TQA:T_0175_4
10
facing
true
face
[ "what", "does", "something", "face", "_", "_", "_", "?" ]
[ "the Moon" ]
[ [ 11, 13 ] ]
As a result : Water on the side of Earth facing the Moon is pulled hardest by the Moons gravity .
TQA:T_0175_4
10
facing
true
face
[ "what", "_", "_", "faces", "something", "_", "_", "?" ]
[ "Earth", "Water on the side of Earth", "the side of Earth" ]
[ [ 9, 10 ], [ 4, 10 ], [ 6, 10 ] ]
As a result : Water on the side of Earth facing the Moon is pulled hardest by the Moons gravity .
TQA:T_0175_4
14
pulled
true
pull
[ "what", "is", "_", "pulled", "_", "by", "something", "?" ]
[ "Water", "Water on the side of Earth facing the Moon" ]
[ [ 4, 5 ], [ 4, 13 ] ]
As a result : Water on the side of Earth facing the Moon is pulled hardest by the Moons gravity .
TQA:T_0175_4
14
pulled
true
pull
[ "what", "is", "something", "pulled", "_", "by", "_", "?" ]
[ "the Moon", "the Moons gravity" ]
[ [ 11, 13 ], [ 17, 20 ] ]
This causes a bulge of water on that side of Earth .
TQA:T_0175_5
1
causes
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cause
[ "what", "_", "_", "causes", "something", "_", "_", "?" ]
[ "This" ]
[ [ 0, 1 ] ]
This causes a bulge of water on that side of Earth .
TQA:T_0175_5
1
causes
true
cause
[ "what", "does", "something", "cause", "_", "_", "_", "?" ]
[ "a bulge of water" ]
[ [ 2, 6 ] ]
This causes a bulge of water on that side of Earth .
TQA:T_0175_5
1
causes
true
cause
[ "where", "does", "something", "cause", "something", "_", "_", "?" ]
[ "on that side of Earth" ]
[ [ 6, 11 ] ]
Earth itself is pulled harder by the Moons gravity than is the ocean on the side of Earth opposite the Moon .
TQA:T_0175_7
3
pulled
true
pull
[ "how", "is", "something", "pulled", "_", "_", "_", "?" ]
[ "harder" ]
[ [ 4, 5 ] ]
Earth itself is pulled harder by the Moons gravity than is the ocean on the side of Earth opposite the Moon .
TQA:T_0175_7
3
pulled
true
pull
[ "what", "is", "_", "pulled", "_", "_", "_", "?" ]
[ "Earth", "Earth itself" ]
[ [ 0, 1 ], [ 0, 2 ] ]
Earth itself is pulled harder by the Moons gravity than is the ocean on the side of Earth opposite the Moon .
TQA:T_0175_7
3
pulled
true
pull
[ "what", "is", "_", "pulling", "something", "_", "_", "?" ]
[ "the Moons gravity" ]
[ [ 6, 9 ] ]
This creates another high tide .
TQA:T_0175_9
1
creates
true
create
[ "what", "_", "_", "creates", "something", "_", "_", "?" ]
[ "This" ]
[ [ 0, 1 ] ]
This creates another high tide .
TQA:T_0175_9
1
creates
true
create
[ "what", "does", "something", "create", "_", "_", "_", "?" ]
[ "another high tide", "high tide" ]
[ [ 2, 5 ], [ 3, 5 ] ]
The Suns gravity also pulls on Earth and its oceans .
TQA:T_0176_0
4
pulls
true
pull
[ "how", "does", "something", "pull", "_", "_", "_", "?" ]
[ "oceans", "on Earth and its oceans", "on", "on Earth" ]
[ [ 9, 10 ], [ 5, 10 ], [ 5, 6 ], [ 5, 7 ] ]
The Suns gravity also pulls on Earth and its oceans .
TQA:T_0176_0
4
pulls
true
pull
[ "what", "_", "_", "pulls", "something", "_", "_", "?" ]
[ "gravity", "The Suns gravity" ]
[ [ 2, 3 ], [ 0, 3 ] ]
Neap tides occur during the first and third quarters of the Moon .
TQA:T_0176_10
2
occur
true
occur
[ "what", "_", "_", "occurs", "_", "_", "_", "?" ]
[ "Neap tides" ]
[ [ 0, 2 ] ]
Neap tides occur during the first and third quarters of the Moon .
TQA:T_0176_10
2
occur
true
occur
[ "when", "does", "something", "occur", "_", "_", "_", "?" ]
[ "during the first and third quarters of the Moon" ]
[ [ 3, 12 ] ]
Their gravity pulls on the oceans in different directions so the highs and lows are not as great .
TQA:T_0176_12
2
pulls
true
pull
[ "how", "does", "something", "pull", "_", "on", "something", "?" ]
[ "in different directions" ]
[ [ 6, 9 ] ]
Their gravity pulls on the oceans in different directions so the highs and lows are not as great .
TQA:T_0176_12
2
pulls
true
pull
[ "what", "does", "something", "pull", "_", "on", "_", "?" ]
[ "the oceans", "on the oceans" ]
[ [ 4, 6 ], [ 3, 6 ] ]
Their gravity pulls on the oceans in different directions so the highs and lows are not as great .
TQA:T_0176_12
2
pulls
true
pull
[ "what", "_", "_", "pulls", "_", "_", "_", "?" ]
[ "Their gravity", "gravity" ]
[ [ 0, 2 ], [ 1, 2 ] ]
This animation shows the effect of the Moon and Sun on the tides :
TQA:T_0176_14
2
shows
true
show
[ "what", "is", "_", "shown", "_", "_", "_", "?" ]
[ "the effect of the Moon and Sun on the tides", "the effect of the Moon and Sun" ]
[ [ 3, 13 ], [ 3, 10 ] ]
This animation shows the effect of the Moon and Sun on the tides :
TQA:T_0176_14
2
shows
true
show
[ "where", "does", "someone", "show", "_", "_", "_", "?" ]
[ "on the tides" ]
[ [ 10, 13 ] ]
This animation shows the effect of the Moon and Sun on the tides :
TQA:T_0176_14
2
shows
true
show
[ "who", "_", "_", "shows", "_", "_", "_", "?" ]
[ "This animation", "animation" ]
[ [ 0, 2 ], [ 1, 2 ] ]
The Suns gravity strengthens or weakens the Moons influence on tides .
TQA:T_0176_2
3
strengthens
true
strengthen
[ "what", "is", "_", "strengthened", "_", "_", "_", "?" ]
[ "the Moons influence", "the Moons influence on tides" ]
[ [ 6, 9 ], [ 6, 11 ] ]
The Suns gravity strengthens or weakens the Moons influence on tides .
TQA:T_0176_2
3
strengthens
true
strengthen
[ "what", "is", "_", "strengthening", "_", "_", "_", "?" ]
[ "The Suns gravity" ]
[ [ 0, 3 ] ]
The Suns gravity strengthens or weakens the Moons influence on tides .
TQA:T_0176_2
5
weakens
true
weaken
[ "what", "does", "something", "weaken", "_", "_", "_", "?" ]
[ "the Moons influence on tides" ]
[ [ 6, 11 ] ]
The Suns gravity strengthens or weakens the Moons influence on tides .
TQA:T_0176_2
5
weakens
true
weaken
[ "what", "_", "_", "weakens", "something", "_", "_", "?" ]
[ "The Suns gravity" ]
[ [ 0, 3 ] ]
The Suns gravity strengthens or weakens the Moons influence on tides .
TQA:T_0176_2
8
influence
true
influence
[ "what", "is", "_", "influenced", "_", "_", "_", "?" ]
[ "tides", "Moons" ]
[ [ 10, 11 ], [ 7, 8 ] ]
Figure 14.14 shows the position of the Moon relative to the Sun at different times during the month .
TQA:T_0176_3
2
shows
true
show
[ "what", "does", "something", "show", "_", "_", "_", "?" ]
[ "the position of the Moon relative to the Sun", "the position of the Moon relative to the Sun at different times during the month" ]
[ [ 3, 12 ], [ 3, 18 ] ]
Figure 14.14 shows the position of the Moon relative to the Sun at different times during the month .
TQA:T_0176_3
2
shows
true
show
[ "what", "_", "_", "shows", "something", "_", "_", "?" ]
[ "Figure 14.14" ]
[ [ 0, 2 ] ]
The positions of the Moon and Sun relative to each other determines how the Sun affects tides .
TQA:T_0176_4
11
determines
true
determine
[ "what", "_", "_", "determines", "something", "_", "_", "?" ]
[ "The positions of the Moon and Sun relative to each other" ]
[ [ 0, 11 ] ]
The positions of the Moon and Sun relative to each other determines how the Sun affects tides .
TQA:T_0176_4
11
determines
true
determine
[ "what", "does", "something", "determine", "_", "_", "_", "?" ]
[ "how the Sun affects tides" ]
[ [ 12, 17 ] ]
The positions of the Moon and Sun relative to each other determines how the Sun affects tides .
TQA:T_0176_4
15
affects
true
affect
[ "what", "_", "_", "affects", "something", "_", "_", "?" ]
[ "the Sun", "The positions of the Moon and Sun relative to each other determines how the Sun" ]
[ [ 13, 15 ], [ 0, 15 ] ]
The positions of the Moon and Sun relative to each other determines how the Sun affects tides .
TQA:T_0176_4
15
affects
true
affect
[ "what", "does", "something", "affect", "_", "_", "_", "?" ]
[ "tides" ]
[ [ 16, 17 ] ]
This creates spring tides or neap tides .
TQA:T_0176_5
1
creates
true
create
[ "what", "_", "_", "creates", "something", "_", "_", "?" ]
[ "This" ]
[ [ 0, 1 ] ]
This creates spring tides or neap tides .
TQA:T_0176_5
1
creates
true
create
[ "what", "does", "something", "create", "_", "_", "_", "?" ]
[ "spring tides or neap tides" ]
[ [ 2, 7 ] ]
Spring tides occur during the new moon and full moon .
TQA:T_0176_6
2
occur
true
occur
[ "what", "_", "_", "occurs", "_", "_", "_", "?" ]
[ "Spring tides" ]
[ [ 0, 2 ] ]
Spring tides occur during the new moon and full moon .
TQA:T_0176_6
2
occur
true
occur
[ "when", "does", "something", "occur", "_", "_", "_", "?" ]
[ "during the new moon and full moon" ]
[ [ 3, 10 ] ]
Their gravitational pull combines to cause very high and very low tides .
TQA:T_0176_8
3
combines
true
combine
[ "what", "_", "_", "combines", "_", "_", "_", "?" ]
[ "Their gravitational pull" ]
[ [ 0, 3 ] ]
Their gravitational pull combines to cause very high and very low tides .
TQA:T_0176_8
3
combines
true
combine
[ "what", "does", "something", "combine", "_", "_", "to do", "?" ]
[ "to cause very high and very low tides", "cause very high and very low tides" ]
[ [ 4, 12 ], [ 5, 12 ] ]
Their gravitational pull combines to cause very high and very low tides .
TQA:T_0176_8
5
cause
true
cause
[ "what", "_", "_", "causes", "something", "_", "_", "?" ]
[ "Their gravitational pull", "Their gravitational pull combines" ]
[ [ 0, 3 ], [ 0, 4 ] ]
Their gravitational pull combines to cause very high and very low tides .
TQA:T_0176_8
5
cause
true
cause
[ "what", "does", "something", "cause", "_", "_", "_", "?" ]
[ "very high and very low tides" ]
[ [ 6, 12 ] ]
A current is a stream of moving water that flows through the ocean .
TQA:T_0177_1
6
moving
true
move
[ "what", "is", "_", "moving", "_", "_", "_", "?" ]
[ "water", "A current is a stream" ]
[ [ 7, 8 ], [ 0, 5 ] ]
A current is a stream of moving water that flows through the ocean .
TQA:T_0177_1
6
moving
true
move
[ "where", "does", "something", "move", "_", "_", "_", "?" ]
[ "through the ocean" ]
[ [ 10, 13 ] ]
A current is a stream of moving water that flows through the ocean .
TQA:T_0177_1
9
flows
true
flow
[ "what", "_", "_", "flows", "_", "_", "_", "?" ]
[ "A current", "moving water", "a stream of moving water" ]
[ [ 0, 2 ], [ 6, 8 ], [ 3, 8 ] ]
A current is a stream of moving water that flows through the ocean .
TQA:T_0177_1
9
flows
true
flow
[ "where", "does", "something", "flow", "_", "through", "_", "?" ]
[ "the ocean", "through the ocean" ]
[ [ 11, 13 ], [ 10, 13 ] ]
Surface currents are caused mainly by winds , but not the winds that blow and change each day .
TQA:T_0177_2
3
caused
true
cause
[ "what", "is", "_", "caused", "_", "by", "something", "?" ]
[ "Surface currents" ]
[ [ 0, 2 ] ]