Geologic Time Assessment

Earth is _______ years old

• 3 billion

• 4.6 billion

• 4.6 million

• 567 million

Tags

NGSS.MS-ESS1-4

Which is the longest time period in the geologic time scale

• Period

• Epoch

• Era

• Eon

Tags

NGSS.MS-ESS1-4

Which Layer is the oldest?

• A

• X

• G

• Z

Tags

NGSS.MS-ESS1-4

Which layer is the youngest?

• Z

• D

• W

• A

Tags

NGSS.MS-ESS1-4

• 1
• 2
• 3
• 5

Tags

NGSS.MS-ESS1-4

The law of superposition states that...

• the oldest rock layers are formed most recently and found at the top of a geologic column.

• the oldest rock layers are formed earliest and found at the top of a geologic column.

• the oldest rock layers are formed earliest and found at the bottom of a geologic column

• the oldest rock layers are formed during multiple time periods and found in the middle of the geologic column.

Tags

NGSS.MS-ESS1-4

A process that determines the exact age of a rock layer based on comparing the amounts of unstable, radioactive particles to stable particles.

• relative age dating

• index fossils

• geologic timescale

• radiometric dating

this type of fossil is a mold filled with sediment that creates a solid copy of an organism

• mold
• petrified
• cast
• trace

this material does an excellent job of preserving insect remains

• cast
• amber
• mold
• carbon film

What are the remains, imprints, or traces of once-living organisms?

• index fossils
• fossil
• mold
• cast

Tags

NGSS.MS-LS4-1