Earth's History

The Law of Superposition states that younger rocks lie _________ older ones.

• above
• below
• mixed within
• all the time to

Tags

NGSS.MS-ESS1-4

The Law of Crosscutting states that a fault or intrusion is __________ than the bodies of rock it cuts through.

• younger

• older

Which letter indicates an igneous intrusion?

• A
• C
• D
• E

The fault is older than layer B.

• TRUE
• FALSE

Tags

NGSS.MS-ESS1-4

Used to determine whether an object is older or younger than other objects

• Superposition
• Relative Dating
• Fossil
• Unconformity

Tags

NGSS.MS-ESS1-4

A break in the geologic record that is made when rock layers are eroded over a long period of time

• Law of Superposition
• Law of Crosscutting
• Relative Dating
• Unconformity

An ordered arrangement of rock layers that is based on the relative ages of the rocks

• Superposition
• Unconformity
• Layered
• Geologic Column

Tags

NGSS.MS-ESS1-4

How do geologists use relative dating?

• Placing rocks in order from youngest to oldest
• Placing rocks in order by minerals they contain
• Classifying rocks by different textures
• Classifying rocks by different isotopes

Tags

NGSS.MS-ESS1-4

How does sedimentary rock usually form?

• Vertically
• Diagonally
• Folding
• Horizontally

Tags

NGSS.MS-ESS2-2

The length of time required for half of the radioactive atoms in a sample to decay is its...

• era
• age
• half-life
• eon

Tags

NGSS.HS-PS1-8