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To describe your location wherever you are on Earths surface , you could use a coordinate system .
TQA:T_0369_0
1
describe
true
describe
[ "how", "is", "something", "described", "_", "_", "_", "?" ]
[ "use a coordinate system", "you could use a coordinate system" ]
[ [ 13, 17 ], [ 11, 17 ] ]
To describe your location wherever you are on Earths surface , you could use a coordinate system .
TQA:T_0369_0
1
describe
true
describe
[ "what", "is", "_", "described", "_", "_", "_", "?" ]
[ "your location" ]
[ [ 2, 4 ] ]
To describe your location wherever you are on Earths surface , you could use a coordinate system .
TQA:T_0369_0
1
describe
true
describe
[ "where", "is", "something", "described", "_", "_", "_", "?" ]
[ "wherever you are on Earths surface" ]
[ [ 4, 10 ] ]
To describe your location wherever you are on Earths surface , you could use a coordinate system .
TQA:T_0369_0
1
describe
true
describe
[ "who", "is", "_", "describing", "something", "_", "_", "?" ]
[ "you" ]
[ [ 11, 12 ] ]
To describe your location wherever you are on Earths surface , you could use a coordinate system .
TQA:T_0369_0
13
use
true
use
[ "what", "can", "_", "used", "_", "_", "_", "?" ]
[ "a coordinate system" ]
[ [ 14, 17 ] ]
To describe your location wherever you are on Earths surface , you could use a coordinate system .
TQA:T_0369_0
13
use
true
use
[ "where", "can", "someone", "use", "something", "_", "_", "?" ]
[ "on Earths surface", "wherever you are on Earths surface" ]
[ [ 7, 10 ], [ 4, 10 ] ]
To describe your location wherever you are on Earths surface , you could use a coordinate system .
TQA:T_0369_0
13
use
true
use
[ "who", "can", "_", "use", "something", "_", "_", "?" ]
[ "you", "you" ]
[ [ 11, 12 ], [ 5, 6 ] ]
To describe your location wherever you are on Earths surface , you could use a coordinate system .
TQA:T_0369_0
13
use
true
use
[ "why", "can", "someone", "use", "something", "_", "_", "?" ]
[ "To describe your location wherever you are", "To describe your location" ]
[ [ 0, 7 ], [ 0, 4 ] ]
For example , you could say that you are at 1234 Main Street , Springfield , Ohio .
TQA:T_0369_1
5
say
true
say
[ "what", "can", "someone", "say", "_", "_", "_", "?" ]
[ "that you are at 1234 Main Street , Springfield , Ohio" ]
[ [ 6, 17 ] ]
For example , you could say that you are at 1234 Main Street , Springfield , Ohio .
TQA:T_0369_1
5
say
true
say
[ "who", "can", "_", "say", "something", "_", "_", "?" ]
[ "you" ]
[ [ 3, 4 ] ]
You will learn about this type of grid when we discuss maps later in this chapter .
TQA:T_0369_10
2
learn
true
learn
[ "what", "will", "someone", "learn", "_", "_", "_", "?" ]
[ "about this type of grid" ]
[ [ 3, 8 ] ]
You will learn about this type of grid when we discuss maps later in this chapter .
TQA:T_0369_10
2
learn
true
learn
[ "when", "will", "someone", "learn", "something", "_", "_", "?" ]
[ "when we discuss maps later in this chapter" ]
[ [ 8, 16 ] ]
You will learn about this type of grid when we discuss maps later in this chapter .
TQA:T_0369_10
2
learn
true
learn
[ "who", "will", "_", "learn", "_", "_", "_", "?" ]
[ "You" ]
[ [ 0, 1 ] ]
You will learn about this type of grid when we discuss maps later in this chapter .
TQA:T_0369_10
10
discuss
true
discuss
[ "what", "is", "_", "discussed", "_", "_", "_", "?" ]
[ "maps" ]
[ [ 11, 12 ] ]
You will learn about this type of grid when we discuss maps later in this chapter .
TQA:T_0369_10
10
discuss
true
discuss
[ "when", "is", "something", "discussed", "_", "_", "_", "?" ]
[ "later in this chapter", "later" ]
[ [ 12, 16 ], [ 12, 13 ] ]
Or you could use a point of reference .
TQA:T_0369_2
3
use
true
use
[ "what", "might", "someone", "use", "_", "_", "_", "?" ]
[ "a point of reference" ]
[ [ 4, 8 ] ]
Or you could use a point of reference .
TQA:T_0369_2
3
use
true
use
[ "who", "might", "_", "use", "something", "_", "_", "?" ]
[ "you" ]
[ [ 1, 2 ] ]
If you want to meet up with a friend , you could tell him the distance and direction you are from the reference point .
TQA:T_0369_3
2
want
true
want
[ "what", "does", "someone", "want", "_", "_", "_", "?" ]
[ "to meet up with a friend" ]
[ [ 3, 9 ] ]
If you want to meet up with a friend , you could tell him the distance and direction you are from the reference point .
TQA:T_0369_3
2
want
true
want
[ "who", "_", "_", "wants", "something", "_", "_", "?" ]
[ "you" ]
[ [ 1, 2 ] ]
If you want to meet up with a friend , you could tell him the distance and direction you are from the reference point .
TQA:T_0369_3
4
meet
true
meet
[ "who", "should", "someone", "meet", "_", "_", "_", "?" ]
[ "a friend", "friend" ]
[ [ 7, 9 ], [ 8, 9 ] ]
If you want to meet up with a friend , you could tell him the distance and direction you are from the reference point .
TQA:T_0369_3
12
tell
true
tell
[ "what", "is", "_", "told", "_", "_", "_", "?" ]
[ "the distance and direction you are from the reference point", "distance and direction" ]
[ [ 14, 24 ], [ 15, 18 ] ]
If you want to meet up with a friend , you could tell him the distance and direction you are from the reference point .
TQA:T_0369_3
12
tell
true
tell
[ "who", "is", "_", "told", "_", "_", "_", "?" ]
[ "a friend", "him" ]
[ [ 7, 9 ], [ 13, 14 ] ]
If you want to meet up with a friend , you could tell him the distance and direction you are from the reference point .
TQA:T_0369_3
12
tell
true
tell
[ "who", "is", "_", "telling", "_", "_", "_", "?" ]
[ "you" ]
[ [ 10, 11 ] ]
When studying Earths surface , scientists must be able to pinpoint a feature they are interested in .
TQA:T_0369_5
1
studying
true
study
[ "what", "was", "someone", "studying", "_", "_", "_", "?" ]
[ "Earths surface" ]
[ [ 2, 4 ] ]
When studying Earths surface , scientists must be able to pinpoint a feature they are interested in .
TQA:T_0369_5
1
studying
true
study
[ "who", "was", "_", "studying", "something", "_", "_", "?" ]
[ "scientists" ]
[ [ 5, 6 ] ]
When studying Earths surface , scientists must be able to pinpoint a feature they are interested in .
TQA:T_0369_5
1
studying
true
study
[ "why", "was", "someone", "studying", "something", "_", "_", "?" ]
[ "to pinpoint a feature they are interested in" ]
[ [ 9, 17 ] ]
When studying Earths surface , scientists must be able to pinpoint a feature they are interested in .
TQA:T_0369_5
10
pinpoint
true
pinpoint
[ "what", "is", "someone", "pinpointing", "_", "_", "_", "?" ]
[ "a feature", "feature", "a feature they are interested in" ]
[ [ 11, 13 ], [ 12, 13 ], [ 11, 17 ] ]
When studying Earths surface , scientists must be able to pinpoint a feature they are interested in .
TQA:T_0369_5
10
pinpoint
true
pinpoint
[ "when", "is", "someone", "pinpointing", "something", "_", "_", "?" ]
[ "When studying Earths surface", "studying Earths surface" ]
[ [ 0, 4 ], [ 1, 4 ] ]
When studying Earths surface , scientists must be able to pinpoint a feature they are interested in .
TQA:T_0369_5
10
pinpoint
true
pinpoint
[ "who", "is", "_", "pinpointing", "_", "_", "_", "?" ]
[ "scientists" ]
[ [ 5, 6 ] ]
Scientists and others have a system to describe the location of any feature .
TQA:T_0369_6
7
describe
true
describe
[ "what", "does", "something", "describe", "_", "_", "_", "?" ]
[ "the location of any feature" ]
[ [ 8, 13 ] ]
Scientists and others have a system to describe the location of any feature .
TQA:T_0369_6
7
describe
true
describe
[ "who", "_", "_", "describes", "something", "_", "_", "?" ]
[ "a system", "Scientists and others" ]
[ [ 4, 6 ], [ 0, 3 ] ]
Usually they use latitude and longitude as a coordinate system .
TQA:T_0369_7
2
use
true
use
[ "how", "can", "something", "used", "_", "_", "_", "?" ]
[ "as a coordinate system" ]
[ [ 6, 10 ] ]
Usually they use latitude and longitude as a coordinate system .
TQA:T_0369_7
2
use
true
use
[ "what", "can", "_", "used", "_", "_", "_", "?" ]
[ "latitude and longitude" ]
[ [ 3, 6 ] ]
Usually they use latitude and longitude as a coordinate system .
TQA:T_0369_7
2
use
true
use
[ "who", "can", "_", "use", "something", "_", "_", "?" ]
[ "they" ]
[ [ 1, 2 ] ]
Lines of latitude and longitude form a grid .
TQA:T_0369_8
5
form
true
form
[ "what", "does", "something", "form", "_", "_", "_", "?" ]
[ "a grid" ]
[ [ 6, 8 ] ]
Lines of latitude and longitude form a grid .
TQA:T_0369_8
5
form
true
form
[ "what", "_", "_", "forms", "something", "_", "_", "?" ]
[ "Lines of latitude and longitude" ]
[ [ 0, 5 ] ]
The grid is centered on a reference point .
TQA:T_0369_9
3
centered
true
center
[ "what", "is", "_", "centered", "_", "_", "_", "?" ]
[ "The grid" ]
[ [ 0, 2 ] ]
The grid is centered on a reference point .
TQA:T_0369_9
3
centered
true
center
[ "where", "is", "something", "centered", "_", "_", "_", "?" ]
[ "on a reference point" ]
[ [ 4, 8 ] ]
As you know , the surface of Earth is not flat .
TQA:T_0371_0
2
know
true
know
[ "what", "does", "someone", "know", "_", "_", "_", "?" ]
[ "the surface of Earth is not flat" ]
[ [ 4, 11 ] ]
As you know , the surface of Earth is not flat .
TQA:T_0371_0
2
know
true
know
[ "who", "_", "_", "knows", "something", "_", "_", "?" ]
[ "you" ]
[ [ 1, 2 ] ]
We will talk about some different landforms in the next section .
TQA:T_0371_10
2
talk
true
talk
[ "what", "will", "someone", "talk", "_", "about", "_", "?" ]
[ "about some different landforms", "some different landforms", "different landforms" ]
[ [ 3, 7 ], [ 4, 7 ], [ 5, 7 ] ]
We will talk about some different landforms in the next section .
TQA:T_0371_10
2
talk
true
talk
[ "where", "will", "someone", "talk", "_", "about", "something", "?" ]
[ "in the next section" ]
[ [ 7, 11 ] ]
We will talk about some different landforms in the next section .
TQA:T_0371_10
2
talk
true
talk
[ "who", "will", "_", "talk", "_", "_", "_", "?" ]
[ "We" ]
[ [ 0, 1 ] ]
For example , mountain ranges like the Sierra Nevada in California or the Andes in South America are high above the surrounding areas .
TQA:T_0371_2
21
surrounding
true
surround
[ "what", "is", "_", "surrounding", "something", "_", "_", "?" ]
[ "areas", "mountain ranges", "mountain ranges like the Sierra Nevada in California or the Andes in South America" ]
[ [ 22, 23 ], [ 3, 5 ], [ 3, 17 ] ]
We can describe the topography of a region by measuring the height or depth of that feature relative to sea level -LRB- Figure mountains , while others are more like small hills !
TQA:T_0371_3
2
describe
true
describe
[ "how", "can", "someone", "describe", "something", "_", "_", "?" ]
[ "by measuring the height or depth of that feature relative to sea level" ]
[ [ 8, 21 ] ]
We can describe the topography of a region by measuring the height or depth of that feature relative to sea level -LRB- Figure mountains , while others are more like small hills !
TQA:T_0371_3
2
describe
true
describe
[ "what", "can", "someone", "describe", "_", "_", "_", "?" ]
[ "the topography of a region" ]
[ [ 3, 8 ] ]
We can describe the topography of a region by measuring the height or depth of that feature relative to sea level -LRB- Figure mountains , while others are more like small hills !
TQA:T_0371_3
2
describe
true
describe
[ "who", "can", "_", "describe", "something", "_", "_", "?" ]
[ "We" ]
[ [ 0, 1 ] ]
We can describe the topography of a region by measuring the height or depth of that feature relative to sea level -LRB- Figure mountains , while others are more like small hills !
TQA:T_0371_3
9
measuring
true
measure
[ "what", "is", "_", "measured", "_", "_", "_", "?" ]
[ "height", "the height or depth of that feature relative to sea level", "depth", "the height or depth" ]
[ [ 11, 12 ], [ 10, 21 ], [ 13, 14 ], [ 10, 14 ] ]
We can describe the topography of a region by measuring the height or depth of that feature relative to sea level -LRB- Figure mountains , while others are more like small hills !
TQA:T_0371_3
9
measuring
true
measure
[ "why", "is", "something", "measured", "_", "_", "_", "?" ]
[ "describe the topography of a region" ]
[ [ 2, 8 ] ]
Relief , or terrain , includes all the landforms of a region .
TQA:T_0371_4
5
includes
true
include
[ "what", "does", "something", "include", "_", "_", "_", "?" ]
[ "Relief", "terrain", "all the landforms of a region" ]
[ [ 0, 1 ], [ 3, 4 ], [ 6, 12 ] ]
A topographic map shows the height , or elevation , of features in an area .
TQA:T_0371_5
3
shows
true
show
[ "what", "does", "something", "show", "_", "_", "_", "?" ]
[ "the height , or elevation , of features in an area", "the height , or elevation", "the height , or elevation , of features", "of features" ]
[ [ 4, 15 ], [ 4, 9 ], [ 4, 12 ], [ 10, 12 ] ]
A topographic map shows the height , or elevation , of features in an area .
TQA:T_0371_5
3
shows
true
show
[ "what", "_", "_", "shows", "something", "_", "_", "?" ]
[ "A topographic map" ]
[ [ 0, 3 ] ]
A topographic map shows the height , or elevation , of features in an area .
TQA:T_0371_5
3
shows
true
show
[ "where", "does", "something", "show", "something", "_", "_", "?" ]
[ "in an area" ]
[ [ 12, 15 ] ]
This includes mountains , craters , valleys , and rivers .
TQA:T_0371_6
1
includes
true
include
[ "what", "is", "_", "included", "_", "_", "_", "?" ]
[ "rivers", "mountains , craters , valleys , and rivers", "mountains", "valleys", "craters" ]
[ [ 9, 10 ], [ 2, 10 ], [ 2, 3 ], [ 6, 7 ], [ 4, 5 ] ]
For example , Figure 2.5 shows the San Francisco Peaks in northern Arizona .
TQA:T_0371_7
5
shows
true
show
[ "what", "is", "_", "shown", "_", "_", "somewhere", "?" ]
[ "San Francisco Peaks", "the San Francisco Peaks in northern Arizona", "the San Francisco Peaks" ]
[ [ 7, 10 ], [ 6, 13 ], [ 6, 10 ] ]
For example , Figure 2.5 shows the San Francisco Peaks in northern Arizona .
TQA:T_0371_7
5
shows
true
show
[ "what", "is", "_", "showing", "something", "_", "_", "?" ]
[ "Figure 2.5" ]
[ [ 3, 5 ] ]
For example , Figure 2.5 shows the San Francisco Peaks in northern Arizona .
TQA:T_0371_7
5
shows
true
show
[ "where", "is", "something", "shown", "_", "_", "_", "?" ]
[ "northern Arizona" ]
[ [ 11, 13 ] ]
Features on the map include mountains , hills and lava flows .
TQA:T_0371_8
4
include
true
include
[ "what", "_", "_", "includes", "something", "_", "_", "?" ]
[ "Features on the map" ]
[ [ 0, 4 ] ]
Features on the map include mountains , hills and lava flows .
TQA:T_0371_8
4
include
true
include
[ "what", "is", "_", "included", "_", "_", "_", "?" ]
[ "mountains , hills and lava flows" ]
[ [ 5, 11 ] ]
You can recognize these features from the differences in elevation .
TQA:T_0371_9
2
recognize
true
recognize
[ "what", "can", "someone", "recognize", "_", "_", "_", "?" ]
[ "these features from the differences in elevation", "these features" ]
[ [ 3, 10 ], [ 3, 5 ] ]
You can recognize these features from the differences in elevation .
TQA:T_0371_9
2
recognize
true
recognize
[ "who", "can", "_", "recognize", "something", "_", "_", "?" ]
[ "You" ]
[ [ 0, 1 ] ]
If you take away the water in the oceans -LRB- Figure 2.6 -RRB- , Earth looks really different .
TQA:T_0372_0
2
take
true
take
[ "what", "does", "someone", "take", "_", "_", "_", "?" ]
[ "the water in the oceans", "the water", "away the water in the oceans" ]
[ [ 4, 9 ], [ 4, 6 ], [ 3, 9 ] ]
If you take away the water in the oceans -LRB- Figure 2.6 -RRB- , Earth looks really different .
TQA:T_0372_0
2
take
true
take
[ "who", "_", "_", "takes", "something", "_", "_", "?" ]
[ "you" ]
[ [ 1, 2 ] ]
If you take away the water in the oceans -LRB- Figure 2.6 -RRB- , Earth looks really different .
TQA:T_0372_0
15
looks
true
look
[ "how", "does", "something", "look", "_", "_", "_", "?" ]
[ "really different" ]
[ [ 16, 18 ] ]
If you take away the water in the oceans -LRB- Figure 2.6 -RRB- , Earth looks really different .
TQA:T_0372_0
15
looks
true
look
[ "what", "_", "_", "looks", "something", "_", "_", "?" ]
[ "Earth" ]
[ [ 14, 15 ] ]
If you take away the water in the oceans -LRB- Figure 2.6 -RRB- , Earth looks really different .
TQA:T_0372_0
15
looks
true
look
[ "when", "does", "something", "look", "something", "_", "_", "?" ]
[ "If you take away the water in the oceans", "If you take away the water" ]
[ [ 0, 9 ], [ 0, 6 ] ]
If you take away the water in the oceans -LRB- Figure 2.6 -RRB- , Earth looks really different .
TQA:T_0372_0
15
looks
true
look
[ "where", "does", "something", "look", "something", "_", "_", "?" ]
[ "Figure 2.6", "in the oceans" ]
[ [ 10, 12 ], [ 6, 9 ] ]
You see that the surface has two main features : continents and ocean basins .
TQA:T_0372_1
1
see
true
see
[ "what", "does", "someone", "see", "_", "_", "_", "?" ]
[ "that the surface has two main features : continents and ocean basins", "that the surface has two main features" ]
[ [ 2, 14 ], [ 2, 9 ] ]
You see that the surface has two main features : continents and ocean basins .
TQA:T_0372_1
1
see
true
see
[ "who", "_", "_", "sees", "something", "_", "_", "?" ]
[ "You" ]
[ [ 0, 1 ] ]
Landforms are introduced in this section but will be discussed more in later chapters .
TQA:T_0372_10
2
introduced
true
introduce
[ "what", "is", "_", "introduced", "_", "_", "somewhere", "?" ]
[ "Landforms" ]
[ [ 0, 1 ] ]
Landforms are introduced in this section but will be discussed more in later chapters .
TQA:T_0372_10
2
introduced
true
introduce
[ "where", "is", "something", "introduced", "_", "_", "_", "?" ]
[ "this section", "in this section" ]
[ [ 4, 6 ], [ 3, 6 ] ]
Landforms are introduced in this section but will be discussed more in later chapters .
TQA:T_0372_10
9
discussed
true
discuss
[ "how", "will", "something", "discussed", "_", "_", "_", "?" ]
[ "more" ]
[ [ 10, 11 ] ]
Landforms are introduced in this section but will be discussed more in later chapters .
TQA:T_0372_10
9
discussed
true
discuss
[ "what", "will", "_", "discussed", "_", "_", "_", "?" ]
[ "Landforms" ]
[ [ 0, 1 ] ]
Landforms are introduced in this section but will be discussed more in later chapters .
TQA:T_0372_10
9
discussed
true
discuss
[ "when", "will", "something", "discussed", "_", "_", "_", "?" ]
[ "in later chapters" ]
[ [ 11, 14 ] ]
Constructive forces cause landforms to grow .
TQA:T_0372_11
2
cause
true
cause
[ "what", "_", "_", "causes", "something", "_", "_", "?" ]
[ "Constructive forces" ]
[ [ 0, 2 ] ]
Constructive forces cause landforms to grow .
TQA:T_0372_11
2
cause
true
cause
[ "what", "is", "_", "caused", "_", "_", "_", "?" ]
[ "landforms to grow" ]
[ [ 3, 6 ] ]
Constructive forces cause landforms to grow .
TQA:T_0372_11
5
grow
true
grow
[ "what", "_", "_", "grows", "_", "_", "_", "?" ]
[ "landforms" ]
[ [ 3, 4 ] ]
Constructive forces cause landforms to grow .
TQA:T_0372_11
5
grow
true
grow
[ "why", "does", "something", "grow", "_", "_", "_", "?" ]
[ "Constructive forces" ]
[ [ 0, 2 ] ]
Lava flowing into the ocean can build land outward .
TQA:T_0372_12
1
flowing
true
flow
[ "what", "is", "_", "flowing", "_", "_", "_", "?" ]
[ "Lava" ]
[ [ 0, 1 ] ]
Lava flowing into the ocean can build land outward .
TQA:T_0372_12
1
flowing
true
flow
[ "where", "is", "something", "flowing", "_", "_", "_", "?" ]
[ "into the ocean" ]
[ [ 2, 5 ] ]
Lava flowing into the ocean can build land outward .
TQA:T_0372_12
6
build
true
build
[ "how", "can", "something", "build", "something", "_", "_", "?" ]
[ "outward", "flowing into the ocean" ]
[ [ 8, 9 ], [ 1, 5 ] ]
Lava flowing into the ocean can build land outward .
TQA:T_0372_12
6
build
true
build
[ "what", "can", "_", "build", "something", "_", "_", "?" ]
[ "Lava", "Lava flowing into the ocean" ]
[ [ 0, 1 ], [ 0, 5 ] ]
Lava flowing into the ocean can build land outward .
TQA:T_0372_12
6
build
true
build
[ "what", "can", "something", "build", "_", "_", "_", "?" ]
[ "land outward", "land" ]
[ [ 7, 9 ], [ 7, 8 ] ]
Destructive forces may blow landforms apart .
TQA:T_0372_14
3
blow
true
blow
[ "how", "can", "something", "blown", "_", "_", "_", "?" ]
[ "apart" ]
[ [ 5, 6 ] ]
Destructive forces may blow landforms apart .
TQA:T_0372_14
3
blow
true
blow
[ "what", "can", "_", "blown", "_", "_", "_", "?" ]
[ "landforms" ]
[ [ 4, 5 ] ]
Destructive forces may blow landforms apart .
TQA:T_0372_14
3
blow
true
blow
[ "what", "might", "_", "blow", "something", "_", "_", "?" ]
[ "Destructive forces" ]
[ [ 0, 2 ] ]
A volcano blowing its top off is a destructive force .
TQA:T_0372_15
2
blowing
true
blow
[ "how", "is", "something", "blowing", "_", "_", "_", "?" ]
[ "destructive force", "its top off" ]
[ [ 8, 10 ], [ 3, 6 ] ]
A volcano blowing its top off is a destructive force .
TQA:T_0372_15
2
blowing
true
blow
[ "what", "is", "_", "blowing", "_", "_", "_", "?" ]
[ "A volcano", "volcano" ]
[ [ 0, 2 ], [ 1, 2 ] ]
A volcano blowing its top off is a destructive force .
TQA:T_0372_15
2
blowing
true
blow
[ "where", "is", "something", "blowing", "_", "_", "_", "?" ]
[ "top" ]
[ [ 4, 5 ] ]
The destructive forces of weathering and erosion change landforms more slowly .
TQA:T_0372_16
4
weathering
true
weather
[ "what", "is", "_", "weathered", "_", "_", "_", "?" ]
[ "landforms", "The destructive forces" ]
[ [ 8, 9 ], [ 0, 3 ] ]
Over millions of years , mountains are worn down by rivers and streams .
TQA:T_0372_17
7
worn
true
wear
[ "what", "is", "something", "worn", "_", "down by", "_", "?" ]
[ "rivers", "streams", "rivers and streams" ]
[ [ 10, 11 ], [ 12, 13 ], [ 10, 13 ] ]
Over millions of years , mountains are worn down by rivers and streams .
TQA:T_0372_17
7
worn
true
wear
[ "what", "is", "_", "worn", "_", "down by", "something", "?" ]
[ "mountains" ]
[ [ 5, 6 ] ]
Over millions of years , mountains are worn down by rivers and streams .
TQA:T_0372_17
7
worn
true
wear
[ "when", "is", "something", "worn", "_", "down by", "something", "?" ]
[ "Over millions of years", "millions of years" ]
[ [ 0, 4 ], [ 1, 4 ] ]
Constructive and destructive forces work together to create landforms .
TQA:T_0372_18
4
work
true
work
[ "how", "does", "something", "work", "_", "_", "_", "?" ]
[ "together" ]
[ [ 5, 6 ] ]
Constructive and destructive forces work together to create landforms .
TQA:T_0372_18
4
work
true
work
[ "what", "_", "_", "works", "_", "_", "_", "?" ]
[ "destructive forces", "Constructive and destructive forces" ]
[ [ 2, 4 ], [ 0, 4 ] ]
Constructive and destructive forces work together to create landforms .
TQA:T_0372_18
4
work
true
work
[ "why", "does", "something", "work", "_", "_", "_", "?" ]
[ "to create landforms" ]
[ [ 6, 9 ] ]
Constructive and destructive forces work together to create landforms .
TQA:T_0372_18
7
create
true
create
[ "how", "is", "something", "created", "_", "_", "_", "?" ]
[ "Constructive and destructive forces work together" ]
[ [ 0, 6 ] ]
Constructive and destructive forces work together to create landforms .
TQA:T_0372_18
7
create
true
create
[ "what", "is", "_", "created", "_", "_", "_", "?" ]
[ "landforms" ]
[ [ 8, 9 ] ]
Constructive forces create mountains and erosion may wear them away .
TQA:T_0372_19
2
create
true
create
[ "what", "_", "_", "creates", "something", "_", "_", "?" ]
[ "Constructive forces" ]
[ [ 0, 2 ] ]
Constructive forces create mountains and erosion may wear them away .
TQA:T_0372_19
2
create
true
create
[ "what", "is", "_", "created", "_", "_", "_", "?" ]
[ "mountains" ]
[ [ 3, 4 ] ]