Use rock layers to put events in order

Question 1

Rock layers are found tilted and folded. What does this tell you?

• A. They were laid down tilted
• B. They formed on the Moon
• C. Forces moved the rock after the layers formed
• D. They are igneous rock

Question 2

Undisturbed rock layers, listed from the bottom up: A, C, D, E, B. Which layer is the oldest?

• A. C
• B. E
• C. D
• D. A

Question 3

The same unusual fossil is found in a layer in Spain and a layer in Morocco. What does this suggest?

• A. The two layers formed at about the same time
• B. The layers are on the same continent
• C. The layers are different ages
• D. The fossil travelled by boat

Question 4

Undisturbed rock layers, listed from the bottom up: A, C, D, B. Which layer is the youngest?

• A. A
• B. D
• C. C
• D. B

Question 5

The same unusual fossil is found in a layer in Spain and a layer in Morocco. What does this suggest?

• A. The fossil travelled by boat
• B. The layers are different ages
• C. The layers are on the same continent
• D. The two layers formed at about the same time

Question 6

Undisturbed rock layers, listed from the bottom up: B, A, C, E. Which layer is the oldest?

• A. B
• B. C
• C. E
• D. A

Question 7

The same unusual fossil is found in a layer in Spain and a layer in Morocco. What does this suggest?

• A. The two layers formed at about the same time
• B. The fossil travelled by boat
• C. The layers are on the same continent
• D. The layers are different ages

Question 8

Undisturbed rock layers, listed from the bottom up: C, E, D, B. Which layer is the youngest?

• A. D
• B. C
• C. B
• D. E

Question 9

There is a gap in the rock record where some layers have been worn away before new layers formed on top. What is this called?

• A. a dyke
• B. an unconformity
• C. a fossil
• D. a fault

Question 10

Undisturbed rock layers, listed from the bottom up: D, B, A, E, C. Which layer is the youngest?

• A. C
• B. B
• C. A
• D. E