Relative Age of Rock Layers
By Angie Bottarini
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Last updated about 4 years ago
22 Questions
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Question 1
1.
What is the Law of Superposition?
What is the Law of Superposition?
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Question 2
2.
What is the Principle of Inclusion?
What is the Principle of Inclusion?
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1
Question 3
3.
What are extrusions?
What are extrusions?
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Question 4
4.
What are intrusions?
What are intrusions?
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Question 5
5.
What is the Law of Cross-Cutting Relations?
What is the Law of Cross-Cutting Relations?
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1
Question 6
6.
What is unconformity?
What is unconformity?
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Question 7
7.
What is an index fossil?
What is an index fossil?
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Question 8
8.
List some similarities and differences bewteen the rock layers in North America and Europe.
List some similarities and differences bewteen the rock layers in North America and Europe.
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Question 9
9.
List the kinds of fossils that are found in each rock layer in North America and Europe.
List the kinds of fossils that are found in each rock layer in North America and Europe.
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Question 10
10.
In North America, what “fossils clues” in layers A and B indicate the kind of environment that existed when these rock layers were formed? How did the environment change in layer D?
In North America, what “fossils clues” in layers A and B indicate the kind of environment that existed when these rock layers were formed? How did the environment change in layer D?
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Question 11
11.
1. In Europe, which layer is the oldest? How do you know?
1. In Europe, which layer is the oldest? How do you know?
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Question 12
12.
Looking at North America, which of the layers formed most recently? Explain why.
Looking at North America, which of the layers formed most recently? Explain why.
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Question 13
13.
For North America, are layers C and E intrusions or extrusions? Explain why.
For North America, are layers C and E intrusions or extrusions? Explain why.
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Question 14
14.
For North American layers C and E, why are fossils not present?
For North American layers C and E, why are fossils not present?
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Question 15
15.
Again, looking at North America, what kinds of fossils are located at layer F?
Again, looking at North America, what kinds of fossils are located at layer F?
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Question 16
16.
When comparing Europe to North America, which North American layer likely formed at the same time as European layer W? Give an explanation for your answer.
When comparing Europe to North America, which North American layer likely formed at the same time as European layer W? Give an explanation for your answer.
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Question 17
17.
Which rock layers from the North America location are missing in the European location?
Which rock layers from the North America location are missing in the European location?
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Question 18
18.
What is it called when rock layers are missing from an area and what causes this to happen?
What is it called when rock layers are missing from an area and what causes this to happen?
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Question 19
19.
At the Europe site, which is older, intrusion V or layer Y? Explain why.
At the Europe site, which is older, intrusion V or layer Y? Explain why.
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Question 20
20.
Match the North American layers to the European layers that formed under similar conditions/time.
Match the North American layers to the European layers that formed under similar conditions/time.
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Question 21
21.
Using the Geologic Time scale table, what time periods do layers B and W represent in Earth’s history? Explain why.
Using the Geologic Time scale table, what time periods do layers B and W represent in Earth’s history? Explain why.
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Question 22
22.
What time period does layer D represent in Earth’s history? Explain why.
What time period does layer D represent in Earth’s history? Explain why.