Geological Time Scale

In which time period are we currently living?

• Precambrian Time

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

Tags

NGSS.MS-ESS1-4

Which fossil is the youngest?

• fossil A

• fossil B

• fossil C

• fossils A and B are the same age

Tags

NGSS.MS-ESS1-4

Uses the decay of radioactive elements to find the ___________________________ of a rock or fossil.

• Relative age

• Absolute age

• New age

• Real Age

Tags

NGSS.MS-ESS1-4

Division of periods in geological history

• Eons

• Epoch

• Era

• Law of Superposition

Tags

NGSS.MS-ESS1-4

Chronological chart that shows the events and past lives of organisms in Earth's history.

• Geological Time Scale

• Cambrian Explosion

• Eon

• Era

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

How old do Paleontologists believe the Earth is?

• 2015 years old
• 3.6 billion years old
• 4.6 billion years old
• 4.6 million years old

Tags

NGSS.MS-ESS1-4

These specialized fossils indicate to geologists the boundaries in geological time and determine the age of rocks.

• Index fossils

• Limestone fossils

• Amber fossils

• Cast fossils

Tags

NGSS.MS-ESS1-4

In which of the following eras did humans first appear in the fossil record?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

NGSS.MS-LS4-2

The second broadest category of geologic time is______________?. The Cenozoic is one of them.

• era

• eon

• epoch

• period

Tags

NGSS.MS-ESS1-4

Which layer is OLDER? Fault E or Intrusion D?

• Fault E

• Intrusion D

Tags

NGSS.MS-ESS1-4