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| question
list | answers
list | answer_ranges
list |
|---|---|---|---|---|---|---|---|---|
Index fossils are commonly used to match rock layers in different places .
|
TQA:T_0081_0
| 6 |
match
| true |
match
|
[
"where",
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"matched",
"_",
"_",
"_",
"?"
] |
[
"in different places",
"different places"
] |
[
[
9,
12
],
[
10,
12
]
] |
You can see how this works in Figure
|
TQA:T_0081_1
| 2 |
see
| true |
see
|
[
"what",
"can",
"someone",
"see",
"_",
"_",
"_",
"?"
] |
[
"how this works in Figure",
"how this works"
] |
[
[
3,
8
],
[
3,
6
]
] |
You can see how this works in Figure
|
TQA:T_0081_1
| 2 |
see
| true |
see
|
[
"who",
"can",
"_",
"see",
"something",
"_",
"_",
"?"
] |
[
"You"
] |
[
[
0,
1
]
] |
You can see how this works in Figure
|
TQA:T_0081_1
| 5 |
works
| true |
work
|
[
"what",
"_",
"_",
"works",
"_",
"_",
"_",
"?"
] |
[
"this"
] |
[
[
4,
5
]
] |
You can see how this works in Figure
|
TQA:T_0081_1
| 5 |
works
| true |
work
|
[
"where",
"does",
"something",
"work",
"_",
"_",
"_",
"?"
] |
[
"in Figure"
] |
[
[
6,
8
]
] |
Earth formed 4.5 billion years ago .
|
TQA:T_0082_0
| 1 |
formed
| true |
form
|
[
"what",
"_",
"_",
"formed",
"_",
"_",
"_",
"?"
] |
[
"Earth"
] |
[
[
0,
1
]
] |
Earth formed 4.5 billion years ago .
|
TQA:T_0082_0
| 1 |
formed
| true |
form
|
[
"when",
"did",
"something",
"form",
"_",
"_",
"_",
"?"
] |
[
"4.5 billion years ago"
] |
[
[
2,
6
]
] |
Geologists divide this time span into smaller periods .
|
TQA:T_0082_1
| 1 |
divide
| true |
divide
|
[
"how",
"does",
"someone",
"divide",
"something",
"_",
"_",
"?"
] |
[
"into smaller periods"
] |
[
[
5,
8
]
] |
Geologists divide this time span into smaller periods .
|
TQA:T_0082_1
| 1 |
divide
| true |
divide
|
[
"what",
"does",
"someone",
"divide",
"_",
"_",
"_",
"?"
] |
[
"this time span"
] |
[
[
2,
5
]
] |
Geologists divide this time span into smaller periods .
|
TQA:T_0082_1
| 1 |
divide
| true |
divide
|
[
"who",
"_",
"_",
"divides",
"something",
"_",
"_",
"?"
] |
[
"Geologists"
] |
[
[
0,
1
]
] |
Many of the divisions mark major events in life history .
|
TQA:T_0082_2
| 4 |
mark
| true |
mark
|
[
"what",
"does",
"something",
"mark",
"_",
"_",
"_",
"?"
] |
[
"major events"
] |
[
[
5,
7
]
] |
Many of the divisions mark major events in life history .
|
TQA:T_0082_2
| 4 |
mark
| true |
mark
|
[
"what",
"_",
"_",
"marks",
"something",
"_",
"_",
"?"
] |
[
"Many of the divisions",
"divisions"
] |
[
[
0,
4
],
[
3,
4
]
] |
Many of the divisions mark major events in life history .
|
TQA:T_0082_2
| 4 |
mark
| true |
mark
|
[
"where",
"does",
"something",
"mark",
"something",
"_",
"_",
"?"
] |
[
"in life history",
"life history"
] |
[
[
7,
10
],
[
8,
10
]
] |
Divisions in Earth history are recorded on the geologic time scale .
|
TQA:T_0083_0
| 5 |
recorded
| true |
record
|
[
"how",
"is",
"something",
"recorded",
"_",
"_",
"_",
"?"
] |
[
"on the geologic time scale"
] |
[
[
6,
11
]
] |
Divisions in Earth history are recorded on the geologic time scale .
|
TQA:T_0083_0
| 5 |
recorded
| true |
record
|
[
"what",
"is",
"_",
"recorded",
"_",
"_",
"_",
"?"
] |
[
"Divisions in Earth history"
] |
[
[
0,
4
]
] |
For example , the Cretaceous ended when the dinosaurs went extinct .
|
TQA:T_0083_1
| 5 |
ended
| true |
end
|
[
"what",
"_",
"_",
"ended",
"_",
"_",
"_",
"?"
] |
[
"the Cretaceous"
] |
[
[
3,
5
]
] |
For example , the Cretaceous ended when the dinosaurs went extinct .
|
TQA:T_0083_1
| 5 |
ended
| true |
end
|
[
"when",
"did",
"something",
"end",
"_",
"_",
"_",
"?"
] |
[
"when the dinosaurs went extinct .",
"when the dinosaurs went extinct"
] |
[
[
6,
12
],
[
6,
11
]
] |
For example , the Cretaceous ended when the dinosaurs went extinct .
|
TQA:T_0083_1
| 9 |
went
| true |
go
|
[
"how",
"did",
"something",
"go",
"_",
"_",
"_",
"?"
] |
[
"extinct"
] |
[
[
10,
11
]
] |
For example , the Cretaceous ended when the dinosaurs went extinct .
|
TQA:T_0083_1
| 9 |
went
| true |
go
|
[
"what",
"_",
"_",
"went",
"_",
"_",
"_",
"?"
] |
[
"dinosaurs"
] |
[
[
8,
9
]
] |
European geologists were the first to put together the geologic time scale .
|
TQA:T_0083_2
| 6 |
put
| true |
put
|
[
"what",
"did",
"someone",
"put",
"_",
"_",
"_",
"?"
] |
[
"together the geologic time scale",
"the geologic time scale"
] |
[
[
7,
12
],
[
8,
12
]
] |
European geologists were the first to put together the geologic time scale .
|
TQA:T_0083_2
| 6 |
put
| true |
put
|
[
"where",
"did",
"someone",
"put",
"something",
"_",
"_",
"?"
] |
[
"together"
] |
[
[
7,
8
]
] |
European geologists were the first to put together the geologic time scale .
|
TQA:T_0083_2
| 6 |
put
| true |
put
|
[
"who",
"_",
"_",
"put",
"something",
"_",
"_",
"?"
] |
[
"European geologists"
] |
[
[
0,
2
]
] |
The Jurassic Period is named for the Jura Mountains in France and Switzerland , for example .
|
TQA:T_0083_4
| 4 |
named
| true |
name
|
[
"what",
"is",
"_",
"named",
"_",
"for",
"something",
"?"
] |
[
"The Jurassic Period"
] |
[
[
0,
3
]
] |
The Jurassic Period is named for the Jura Mountains in France and Switzerland , for example .
|
TQA:T_0083_4
| 4 |
named
| true |
name
|
[
"what",
"is",
"something",
"named",
"_",
"for",
"_",
"?"
] |
[
"the Jura Mountains"
] |
[
[
6,
9
]
] |
The Jurassic Period is named for the Jura Mountains in France and Switzerland , for example .
|
TQA:T_0083_4
| 4 |
named
| true |
name
|
[
"where",
"is",
"something",
"named",
"_",
"for",
"something",
"?"
] |
[
"in France",
"in France and Switzerland",
"Switzerland"
] |
[
[
9,
11
],
[
9,
13
],
[
12,
13
]
] |
To create the geologic time scale , geologists correlated rock layers .
|
TQA:T_0084_0
| 1 |
create
| true |
create
|
[
"how",
"has",
"something",
"created",
"_",
"_",
"_",
"?"
] |
[
"correlated rock layers"
] |
[
[
8,
11
]
] |
To create the geologic time scale , geologists correlated rock layers .
|
TQA:T_0084_0
| 1 |
create
| true |
create
|
[
"what",
"has",
"_",
"created",
"_",
"_",
"_",
"?"
] |
[
"the geologic time scale",
"geologic time scale"
] |
[
[
2,
6
],
[
3,
6
]
] |
To create the geologic time scale , geologists correlated rock layers .
|
TQA:T_0084_0
| 1 |
create
| true |
create
|
[
"who",
"has",
"_",
"created",
"something",
"_",
"_",
"?"
] |
[
"geologists"
] |
[
[
7,
8
]
] |
To create the geologic time scale , geologists correlated rock layers .
|
TQA:T_0084_0
| 8 |
correlated
| true |
correlate
|
[
"what",
"was",
"_",
"correlated",
"_",
"_",
"_",
"?"
] |
[
"rock layers"
] |
[
[
9,
11
]
] |
To create the geologic time scale , geologists correlated rock layers .
|
TQA:T_0084_0
| 8 |
correlated
| true |
correlate
|
[
"who",
"_",
"_",
"correlated",
"_",
"_",
"_",
"?"
] |
[
"geologists"
] |
[
[
7,
8
]
] |
To create the geologic time scale , geologists correlated rock layers .
|
TQA:T_0084_0
| 8 |
correlated
| true |
correlate
|
[
"why",
"did",
"someone",
"correlate",
"_",
"_",
"_",
"?"
] |
[
"To create the geologic time scale"
] |
[
[
0,
6
]
] |
Stenos laws were used to determine the relative ages of rocks .
|
TQA:T_0084_1
| 3 |
used
| true |
use
|
[
"what",
"was",
"something",
"used",
"_",
"for",
"_",
"?"
] |
[
"to determine the relative ages of rocks",
"to determine the relative ages of rocks ."
] |
[
[
4,
11
],
[
4,
12
]
] |
Stenos laws were used to determine the relative ages of rocks .
|
TQA:T_0084_1
| 5 |
determine
| true |
determine
|
[
"how",
"is",
"something",
"determined",
"_",
"_",
"_",
"?"
] |
[
"Stenos laws"
] |
[
[
0,
2
]
] |
Stenos laws were used to determine the relative ages of rocks .
|
TQA:T_0084_1
| 5 |
determine
| true |
determine
|
[
"what",
"is",
"_",
"determined",
"_",
"_",
"_",
"?"
] |
[
"the relative ages of rocks"
] |
[
[
6,
11
]
] |
The early geologic time scale could only show the order of events .
|
TQA:T_0084_3
| 7 |
show
| true |
show
|
[
"what",
"is",
"_",
"shown",
"_",
"_",
"_",
"?"
] |
[
"the order of events"
] |
[
[
8,
12
]
] |
The early geologic time scale could only show the order of events .
|
TQA:T_0084_3
| 7 |
show
| true |
show
|
[
"what",
"is",
"_",
"showing",
"something",
"_",
"_",
"?"
] |
[
"The early geologic time scale"
] |
[
[
0,
5
]
] |
The discovery of radioactivity in the late 1800s changed that .
|
TQA:T_0084_4
| 8 |
changed
| true |
change
|
[
"what",
"_",
"_",
"changed",
"something",
"_",
"_",
"?"
] |
[
"The discovery of radioactivity"
] |
[
[
0,
4
]
] |
The discovery of radioactivity in the late 1800s changed that .
|
TQA:T_0084_4
| 8 |
changed
| true |
change
|
[
"what",
"did",
"something",
"change",
"_",
"_",
"_",
"?"
] |
[
"that"
] |
[
[
9,
10
]
] |
The discovery of radioactivity in the late 1800s changed that .
|
TQA:T_0084_4
| 8 |
changed
| true |
change
|
[
"when",
"did",
"something",
"change",
"something",
"_",
"_",
"?"
] |
[
"in the late 1800s"
] |
[
[
4,
8
]
] |
Scientists could determine the exact age of some rocks in years .
|
TQA:T_0084_5
| 2 |
determine
| true |
determine
|
[
"what",
"can",
"someone",
"determine",
"_",
"_",
"_",
"?"
] |
[
"exact age of some rocks",
"the exact age of some rocks",
"the exact age of some rocks in years"
] |
[
[
4,
9
],
[
3,
9
],
[
3,
11
]
] |
Scientists could determine the exact age of some rocks in years .
|
TQA:T_0084_5
| 2 |
determine
| true |
determine
|
[
"who",
"can",
"_",
"determine",
"something",
"_",
"_",
"?"
] |
[
"Scientists"
] |
[
[
0,
1
]
] |
They assigned dates to the time scale divisions .
|
TQA:T_0084_6
| 1 |
assigned
| true |
assign
|
[
"how",
"did",
"someone",
"assign",
"something",
"_",
"_",
"?"
] |
[
"to the time scale divisions",
"time scale divisions"
] |
[
[
3,
8
],
[
5,
8
]
] |
They assigned dates to the time scale divisions .
|
TQA:T_0084_6
| 1 |
assigned
| true |
assign
|
[
"what",
"did",
"someone",
"assign",
"_",
"_",
"_",
"?"
] |
[
"dates"
] |
[
[
2,
3
]
] |
They assigned dates to the time scale divisions .
|
TQA:T_0084_6
| 1 |
assigned
| true |
assign
|
[
"who",
"_",
"_",
"assigned",
"something",
"_",
"_",
"?"
] |
[
"They"
] |
[
[
0,
1
]
] |
For example , the Jurassic began about 200 million years ago .
|
TQA:T_0084_7
| 5 |
began
| true |
begin
|
[
"what",
"has",
"_",
"begun",
"_",
"_",
"_",
"?"
] |
[
"the Jurassic"
] |
[
[
3,
5
]
] |
For example , the Jurassic began about 200 million years ago .
|
TQA:T_0084_7
| 5 |
began
| true |
begin
|
[
"when",
"has",
"something",
"begun",
"_",
"_",
"_",
"?"
] |
[
"about 200 million years ago"
] |
[
[
6,
11
]
] |
It lasted for about 55 million years .
|
TQA:T_0084_8
| 1 |
lasted
| true |
last
|
[
"how long",
"did",
"something",
"last",
"_",
"_",
"_",
"?"
] |
[
"for about 55 million years"
] |
[
[
2,
7
]
] |
It lasted for about 55 million years .
|
TQA:T_0084_8
| 1 |
lasted
| true |
last
|
[
"what",
"_",
"_",
"lasted",
"_",
"_",
"_",
"?"
] |
[
"It"
] |
[
[
0,
1
]
] |
The largest blocks of time on the geologic time scale are called eons .
|
TQA:T_0085_0
| 11 |
called
| true |
call
|
[
"what",
"is",
"_",
"called",
"something",
"_",
"_",
"?"
] |
[
"blocks",
"The largest blocks of time on the geologic time scale"
] |
[
[
2,
3
],
[
0,
10
]
] |
The largest blocks of time on the geologic time scale are called eons .
|
TQA:T_0085_0
| 11 |
called
| true |
call
|
[
"what",
"is",
"something",
"called",
"_",
"_",
"_",
"?"
] |
[
"eons"
] |
[
[
12,
13
]
] |
Eons are split into eras .
|
TQA:T_0085_1
| 2 |
split
| true |
split
|
[
"what",
"does",
"something",
"split",
"_",
"into",
"_",
"?"
] |
[
"eras"
] |
[
[
4,
5
]
] |
Eons are split into eras .
|
TQA:T_0085_1
| 2 |
split
| true |
split
|
[
"what",
"_",
"_",
"splits",
"_",
"_",
"_",
"?"
] |
[
"Eons"
] |
[
[
0,
1
]
] |
Each era is divided into periods .
|
TQA:T_0085_2
| 3 |
divided
| true |
divide
|
[
"what",
"is",
"_",
"divided",
"_",
"_",
"_",
"?"
] |
[
"Each era"
] |
[
[
0,
2
]
] |
Each era is divided into periods .
|
TQA:T_0085_2
| 3 |
divided
| true |
divide
|
[
"what",
"is",
"something",
"divided",
"_",
"into",
"_",
"?"
] |
[
"into periods",
"periods"
] |
[
[
4,
6
],
[
5,
6
]
] |
Periods may be further divided into epochs .
|
TQA:T_0085_3
| 4 |
divided
| true |
divide
|
[
"how",
"is",
"something",
"divided",
"_",
"_",
"_",
"?"
] |
[
"further",
"into epochs"
] |
[
[
3,
4
],
[
5,
7
]
] |
Periods may be further divided into epochs .
|
TQA:T_0085_3
| 4 |
divided
| true |
divide
|
[
"what",
"is",
"_",
"divided",
"_",
"_",
"_",
"?"
] |
[
"Periods"
] |
[
[
0,
1
]
] |
Geologists may just use early or late .
|
TQA:T_0085_4
| 3 |
use
| true |
use
|
[
"what",
"does",
"someone",
"use",
"_",
"_",
"_",
"?"
] |
[
"early or late",
"early or late ."
] |
[
[
4,
7
],
[
4,
8
]
] |
Geologists may just use early or late .
|
TQA:T_0085_4
| 3 |
use
| true |
use
|
[
"who",
"_",
"_",
"uses",
"something",
"_",
"_",
"?"
] |
[
"Geologists"
] |
[
[
0,
1
]
] |
Figure 11.13 shows you what the geologic time scale looks like .
|
TQA:T_0085_6
| 9 |
looks
| true |
look
|
[
"how",
"does",
"something",
"look",
"_",
"_",
"_",
"?"
] |
[
"like"
] |
[
[
10,
11
]
] |
Figure 11.13 shows you what the geologic time scale looks like .
|
TQA:T_0085_6
| 9 |
looks
| true |
look
|
[
"what",
"_",
"_",
"looks",
"_",
"_",
"_",
"?"
] |
[
"the geologic time scale"
] |
[
[
5,
9
]
] |
The geologic time scale may include illustrations of how life on Earth has changed .
|
TQA:T_0086_0
| 5 |
include
| true |
include
|
[
"what",
"might",
"_",
"include",
"something",
"_",
"_",
"?"
] |
[
"The geologic time scale",
"geologic time scale"
] |
[
[
0,
4
],
[
1,
4
]
] |
The geologic time scale may include illustrations of how life on Earth has changed .
|
TQA:T_0086_0
| 5 |
include
| true |
include
|
[
"what",
"might",
"something",
"include",
"_",
"_",
"_",
"?"
] |
[
"illustrations",
"illustrations of how life on Earth has changed"
] |
[
[
6,
7
],
[
6,
14
]
] |
The geologic time scale may include illustrations of how life on Earth has changed .
|
TQA:T_0086_0
| 13 |
changed
| true |
change
|
[
"what",
"has",
"_",
"changed",
"_",
"_",
"_",
"?"
] |
[
"Earth",
"life on Earth"
] |
[
[
11,
12
],
[
9,
12
]
] |
Major events on Earth may also be shown .
|
TQA:T_0086_1
| 7 |
shown
| true |
show
|
[
"what",
"can",
"_",
"shown",
"_",
"_",
"_",
"?"
] |
[
"Major events"
] |
[
[
0,
2
]
] |
Major events on Earth may also be shown .
|
TQA:T_0086_1
| 7 |
shown
| true |
show
|
[
"where",
"is",
"something",
"shown",
"_",
"_",
"_",
"?"
] |
[
"on Earth"
] |
[
[
2,
4
]
] |
These include the formation of the major mountains or the extinction of the dinosaurs .
|
TQA:T_0086_2
| 1 |
include
| true |
include
|
[
"what",
"was",
"_",
"included",
"_",
"_",
"_",
"?"
] |
[
"the formation of the major mountains or the extinction of the dinosaurs",
"formation of the major mountains",
"the formation",
"extinction of the dinosaurs"
] |
[
[
2,
14
],
[
3,
8
],
[
2,
4
],
[
10,
14
]
] |
It shows how Earths environment and life forms have changed .
|
TQA:T_0086_4
| 1 |
shows
| true |
show
|
[
"what",
"does",
"something",
"show",
"_",
"_",
"_",
"?"
] |
[
"how Earths environment and life forms have changed"
] |
[
[
2,
10
]
] |
It shows how Earths environment and life forms have changed .
|
TQA:T_0086_4
| 1 |
shows
| true |
show
|
[
"what",
"_",
"_",
"shows",
"something",
"_",
"_",
"?"
] |
[
"It"
] |
[
[
0,
1
]
] |
It shows how Earths environment and life forms have changed .
|
TQA:T_0086_4
| 9 |
changed
| true |
change
|
[
"what",
"has",
"_",
"changed",
"_",
"_",
"_",
"?"
] |
[
"Earths environment and life forms",
"life forms",
"Earths environment"
] |
[
[
3,
8
],
[
6,
8
],
[
3,
5
]
] |
We now live in the Phanerozoic Eon , the Cenozoic Era , the Quaternary Period , and the Holocene Epoch .
|
TQA:T_0087_0
| 2 |
live
| true |
live
|
[
"when",
"does",
"someone",
"live",
"_",
"_",
"somewhere",
"?"
] |
[
"now",
"in the Phanerozoic Eon , the Cenozoic Era , the Quaternary Period , and the Holocene Epoch"
] |
[
[
1,
2
],
[
3,
20
]
] |
We now live in the Phanerozoic Eon , the Cenozoic Era , the Quaternary Period , and the Holocene Epoch .
|
TQA:T_0087_0
| 2 |
live
| true |
live
|
[
"where",
"does",
"someone",
"live",
"_",
"_",
"_",
"?"
] |
[
"in the Phanerozoic Eon , the Cenozoic Era , the Quaternary Period , and the Holocene Epoch"
] |
[
[
3,
20
]
] |
We now live in the Phanerozoic Eon , the Cenozoic Era , the Quaternary Period , and the Holocene Epoch .
|
TQA:T_0087_0
| 2 |
live
| true |
live
|
[
"who",
"_",
"_",
"lives",
"_",
"_",
"_",
"?"
] |
[
"We"
] |
[
[
0,
1
]
] |
During this eon , rocks contain visible fossils .
|
TQA:T_0087_2
| 5 |
contain
| true |
contain
|
[
"what",
"_",
"_",
"contains",
"something",
"_",
"_",
"?"
] |
[
"rocks"
] |
[
[
4,
5
]
] |
During this eon , rocks contain visible fossils .
|
TQA:T_0087_2
| 5 |
contain
| true |
contain
|
[
"what",
"does",
"something",
"contain",
"_",
"_",
"_",
"?"
] |
[
"visible fossils"
] |
[
[
6,
8
]
] |
During this eon , rocks contain visible fossils .
|
TQA:T_0087_2
| 5 |
contain
| true |
contain
|
[
"when",
"does",
"something",
"contain",
"something",
"_",
"_",
"?"
] |
[
"During this eon"
] |
[
[
0,
3
]
] |
The Cenozoic Era means new life .
|
TQA:T_0087_4
| 3 |
means
| true |
mean
|
[
"what",
"does",
"something",
"mean",
"_",
"_",
"_",
"?"
] |
[
"new life"
] |
[
[
4,
6
]
] |
The Cenozoic Era means new life .
|
TQA:T_0087_4
| 3 |
means
| true |
mean
|
[
"what",
"_",
"_",
"means",
"something",
"_",
"_",
"?"
] |
[
"The Cenozoic Era",
"Cenozoic Era"
] |
[
[
0,
3
],
[
1,
3
]
] |
It encompasses the most recent forms of life on Earth .
|
TQA:T_0087_5
| 1 |
encompasses
| true |
encompass
|
[
"what",
"does",
"something",
"encompass",
"_",
"_",
"_",
"?"
] |
[
"most recent forms of life on Earth",
"the most recent forms of life"
] |
[
[
3,
10
],
[
2,
8
]
] |
It encompasses the most recent forms of life on Earth .
|
TQA:T_0087_5
| 1 |
encompasses
| true |
encompass
|
[
"what",
"_",
"_",
"encompasses",
"something",
"_",
"_",
"?"
] |
[
"It"
] |
[
[
0,
1
]
] |
It encompasses the most recent forms of life on Earth .
|
TQA:T_0087_5
| 1 |
encompasses
| true |
encompass
|
[
"where",
"does",
"something",
"encompass",
"something",
"_",
"_",
"?"
] |
[
"on Earth"
] |
[
[
8,
10
]
] |
The Cenozoic is sometimes called the Age of Mammals .
|
TQA:T_0087_6
| 4 |
called
| true |
call
|
[
"what",
"is",
"_",
"called",
"something",
"_",
"_",
"?"
] |
[
"The Cenozoic"
] |
[
[
0,
2
]
] |
The Cenozoic is sometimes called the Age of Mammals .
|
TQA:T_0087_6
| 4 |
called
| true |
call
|
[
"what",
"is",
"something",
"called",
"_",
"_",
"_",
"?"
] |
[
"the Age of Mammals"
] |
[
[
5,
9
]
] |
The Cenozoic is sometimes called the Age of Mammals .
|
TQA:T_0087_6
| 4 |
called
| true |
call
|
[
"when",
"is",
"something",
"called",
"something",
"_",
"_",
"?"
] |
[
"sometimes"
] |
[
[
3,
4
]
] |
Before the Cenozoic came the Mesozoic and Paleozoic .
|
TQA:T_0087_7
| 3 |
came
| true |
come
|
[
"what",
"_",
"_",
"came",
"_",
"before",
"something",
"?"
] |
[
"the Cenozoic",
"the Mesozoic and Paleozoic"
] |
[
[
1,
3
],
[
4,
8
]
] |
Before the Cenozoic came the Mesozoic and Paleozoic .
|
TQA:T_0087_7
| 3 |
came
| true |
come
|
[
"what",
"did",
"something",
"come",
"_",
"before",
"_",
"?"
] |
[
"the Cenozoic",
"the Mesozoic and Paleozoic"
] |
[
[
1,
3
],
[
4,
8
]
] |
This is the age of reptiles , when dinosaurs ruled the planet .
|
TQA:T_0087_9
| 9 |
ruled
| true |
rule
|
[
"what",
"did",
"something",
"rule",
"_",
"_",
"_",
"?"
] |
[
"the planet"
] |
[
[
10,
12
]
] |
This is the age of reptiles , when dinosaurs ruled the planet .
|
TQA:T_0087_9
| 9 |
ruled
| true |
rule
|
[
"what",
"_",
"_",
"ruled",
"something",
"_",
"_",
"?"
] |
[
"dinosaurs"
] |
[
[
8,
9
]
] |
Like other unstable isotopes , carbon-14 breaks down , or decays .
|
TQA:T_0090_0
| 10 |
decays
| true |
decay
|
[
"how",
"does",
"something",
"decay",
"_",
"_",
"_",
"?"
] |
[
"breaks down"
] |
[
[
6,
8
]
] |
Like other unstable isotopes , carbon-14 breaks down , or decays .
|
TQA:T_0090_0
| 10 |
decays
| true |
decay
|
[
"what",
"_",
"_",
"decays",
"_",
"_",
"_",
"?"
] |
[
"unstable isotopes",
"carbon-14"
] |
[
[
2,
4
],
[
5,
6
]
] |
For carbon-14 decay , each carbon-14 atom loses an alpha particle .
|
TQA:T_0090_1
| 7 |
loses
| true |
lose
|
[
"what",
"is",
"_",
"lost",
"_",
"_",
"_",
"?"
] |
[
"an alpha particle"
] |
[
[
8,
11
]
] |
For carbon-14 decay , each carbon-14 atom loses an alpha particle .
|
TQA:T_0090_1
| 7 |
loses
| true |
lose
|
[
"what",
"_",
"_",
"loses",
"something",
"_",
"_",
"?"
] |
[
"each",
"each carbon-14 atom",
"carbon-14 atom"
] |
[
[
4,
5
],
[
4,
7
],
[
5,
7
]
] |
For carbon-14 decay , each carbon-14 atom loses an alpha particle .
|
TQA:T_0090_1
| 7 |
loses
| true |
lose
|
[
"why",
"does",
"something",
"lose",
"something",
"_",
"_",
"?"
] |
[
"carbon-14 decay"
] |
[
[
1,
3
]
] |
In 5730 years , half of it decays .
|
TQA:T_0090_10
| 7 |
decays
| true |
decay
|
[
"what",
"_",
"_",
"decays",
"_",
"_",
"_",
"?"
] |
[
"half of it"
] |
[
[
4,
7
]
] |
In 5730 years , half of it decays .
|
TQA:T_0090_10
| 7 |
decays
| true |
decay
|
[
"when",
"does",
"something",
"decay",
"_",
"_",
"_",
"?"
] |
[
"In 5730 years"
] |
[
[
0,
3
]
] |
This leaves 50 grams of carbon-14 .
|
TQA:T_0090_11
| 1 |
leaves
| true |
leave
|
[
"what",
"is",
"_",
"left",
"_",
"_",
"_",
"?"
] |
[
"50 grams of carbon-14"
] |
[
[
2,
6
]
] |
This leaves 50 grams of carbon-14 .
|
TQA:T_0090_11
| 1 |
leaves
| true |
leave
|
[
"what",
"_",
"_",
"leaves",
"_",
"_",
"_",
"?"
] |
[
"This"
] |
[
[
0,
1
]
] |
Over the next 5730 years , half of the remaining amount will decay .
|
TQA:T_0090_12
| 9 |
remaining
| true |
remain
|
[
"what",
"_",
"_",
"remains",
"_",
"_",
"_",
"?"
] |
[
"amount"
] |
[
[
10,
11
]
] |
It changes to a stable atom of nitrogen-14 .
|
TQA:T_0090_2
| 1 |
changes
| true |
change
|
[
"what",
"_",
"_",
"changes",
"_",
"to",
"something",
"?"
] |
[
"It",
"stable atom"
] |
[
[
0,
1
],
[
4,
6
]
] |
It changes to a stable atom of nitrogen-14 .
|
TQA:T_0090_2
| 1 |
changes
| true |
change
|
[
"what",
"does",
"something",
"change",
"_",
"to",
"_",
"?"
] |
[
"a stable atom of nitrogen-14",
"nitrogen-14",
"to a stable atom of nitrogen-14"
] |
[
[
3,
8
],
[
7,
8
],
[
2,
8
]
] |
This is illustrated in Figure 11.17 .
|
TQA:T_0090_3
| 2 |
illustrated
| true |
illustrate
|
[
"what",
"is",
"_",
"illustrated",
"_",
"_",
"somewhere",
"?"
] |
[
"This"
] |
[
[
0,
1
]
] |
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