Relative Dating of Rocks

What can be used to determine the relative ages of rock layers?

• living animals

• living plants

• minerals

• fossils

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

What geologic principle(or law) is best displayed here?

• The Law of Superposition

• Intrusion

• Extrusion

Tags

NGSS.MS-ESS1-4

Lava that reaches the surface becomes an extrusion by cooling and solidifying. Will this layer be the oldest layer or the youngest layer?

• oldest layer

• youngest layer

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

Which rock layer is the oldest?

• A

• D

• E

• F

Tags

NGSS.MS-ESS1-4

Which layer is older?

• layer M

• Intrusion P

Tags

NGSS.MS-ESS1-4

What geologic principle(or law) is best displayed here?

• The Law of Superposition

• Extrusion

• Intrusion

Tags

NGSS.MS-ESS1-4

The oldest layer shown is ____

• C

• B

• A

• D

Tags

NGSS.MS-ESS1-4

D is ____ than A

• older

• younger

Tags

NGSS.MS-ESS1-4

Which is the correct order from oldest to youngest?

• 1, 2, 3

• 3, 2, 1

• 3, 1, 2

• 2, 3, 1

Tags

NGSS.MS-ESS1-4

According to the law of superposition, the oldest rock layers are found ....

• at the bottom of the rock layers

• at the top of the rock layers

• in the middle of the rock layers

• all rock layers are the same age

Tags

NGSS.MS-ESS1-4