Earth's History

Front

What happens to a species if the environment changes more quickly than the species can adapt?

Back

They will most likely become extinct.

Tags

NGSS.HS-LS4-5

Front

What can the decay of uranium isotopes tell us about Earth's history?

Back

It provides the absolute age of rocks.

Tags

NGSS.HS-ESS1-6

Front

What conclusion can scientists draw from finding an ice core from 30,000 years ago with different chemicals?

Back

The atmosphere 30,000 years ago was different than our atmosphere today.

Tags

NGSS.HS-ESS3-5

Front

What does the geologic time scale record?

Back

It records the known history of rocks and fossils.

Tags

NGSS.MS-ESS1-4

Front

How can ice coring help us learn about climate change in a tundra region?

Back

It provides evidence of past climate conditions.

Front

What is the process of radiometric dating used for?

Back

To determine the age of rocks and fossils based on the decay of radioactive isotopes.

Tags

NGSS.HS-PS1-8

Front

Define extinction in the context of species and environmental change.

Back

Extinction is the end of an organism or a group of organisms, often due to inability to adapt to rapid environmental changes.

Tags

NGSS.HS-LS4-5

Front

What is the significance of ice cores in studying Earth's climate history?

Back

Ice cores trap air bubbles that contain ancient atmospheric gases, allowing scientists to analyze past climate conditions.

Front

What are fossils and why are they important in understanding Earth's history?

Back

Fossils are preserved remains of ancient organisms, providing evidence of past life and environmental conditions.

Tags

NGSS.HS-ESS1-6

NGSS.HS-ESS2-7

NGSS.HS-LS4-1

Front

Explain the concept of geological time. Why is it important?

Back

Geological time refers to the vast time scale over which Earth's geological and biological history has occurred, important for understanding evolution and Earth's changes.

Tags

NGSS.HS-ESS1-6

NGSS.HS-ESS2-1