Geological Time Scale

In which time period are we currently living?

• Precambrian Time

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

In what time period did Pangaea, the super continent, appear?

• Precambrian Time

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

Tags

NGSS.MS-ESS2-3

Dinosaurs, small mammals, and birds are found in this time period.

• Precambrian Time

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

Tags

NGSS.MS-LS4-1

Which fossil is the youngest?

• fossil A

• fossil B

• fossil C

• fossils A and B are the same age

Tags

NGSS.MS-ESS1-4

What is the importance of studying fossils?

• to provide information about how current life forms would exist in previous environmental conditions

• to provide information about how life and environmental conditions may have changed

• to provide information about how previous life forms would exist in current environmental conditions

Tags

NGSS.MS-LS4-1

This chronological time chart is broken into different time chunks, the largest being the Eon, then Era, Period, and Epoch.

• Timeline

• Calendar

• Geological time scale

• Time chart

Tags

NGSS.MS-ESS1-4

Approximately how old is the Earth?

• 4.6 billion years old

• 4.6 million years old

• 5 billion years old

• 5 million years old

History of life as documented by all fossils, preserved in sedimentary rock strata is known as the _________________________.

• Rock record

• Fossil record

• Geology record

• Petrified record

Tags

NGSS.MS-LS4-1

The end of life for a group of organisms, usually a species, is called a(n) ________________.

• Extinction

• Retirement

• Endangerment

• Catastrophe

Tags

NGSS.MS-LS4-1

The Paleozoic, Mesozoic, and Cenozoic are divisions in the geologic time scale called ____

• centuries
• layers
• periods
• eras

Tags

NGSS.MS-ESS1-4