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Test Review: History of Earth

Last updated over 3 years ago

6 questions

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1

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Question 1

1.

Which of the following statements represents the absolute age of the subject?

Fossil A is older than fossil B

Fossil C is 50 million years old

Fossil D is older than the last mass extinction

There is no way of determining absolute age

Question 2

2.

The same index fossil is found in rock layers A and B that are separated by several miles. What can you infer about the relationship between the rock layers?

Layer A is older than layer B

The sediments in layer B were deposited before those in layer A

Layers A and B are probably about the same age

Layer B contains more radioactive isotopes than layer A

Question 3

3.

Which fossil would be the best index fossil?

A

B

C

D

Question 4

4.

If the half-life for the sample is 2,000 years, how old is the sample when there is 25% of the parent element remaining?

2000

4000

6000

8000

Question 5

5.

In seafloor spreading, molten material rises from the mantle and erupts...

along the edges of the continents

at the north and south poles

along the mid-ocean ridge

in deep ocean trenches

Question 6

6.

Which type of evidence was NOT used to support the continental drift hypothesis?

Evidence from fossils

Evidence from human remains

Evidence from landforms

Evidence from climate