Geologic Time

How old is the Earth?

• 4.6 million years

• 4.6 billion years

• 4.6 trillion years

• 4.6 quadrillion years

Tags

NGSS.MS-ESS1-4

What is the term used to describe Earth's changing geology?

• Geologic time

• Paleozoic era

• Mesozoic era

• Cenozoic era

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

What is the oldest and longest period in Earth's history?

• Precambrian

• Paleozoic era

• Mesozoic era

• Cenozoic era

Tags

NGSS.MS-ESS1-4

What is the Law of Superposition?

• The oldest rock layers are on top and the youngest are on the bottom

• The youngest rock layers are on top and the oldest are on the bottom

• The rock layers are randomly arranged

• The rock layers have no specific order

Tags

NGSS.MS-ESS1-4

What is radiometric age dating based on?

• The color of rocks

• The size of rocks

• The composition of rocks

• The decay of radioactive isotopes

Tags

NGSS.HS-ESS1-5

NGSS.HS-PS1-8

What is the current geologic period called?

• Precambrian

• Paleozoic era

• Mesozoic era

• Holocene

What is the proposed name for the layer of human-made debris in the Geologic Time Scale?

• Technosphere

• Anthropocene

• Holocene

• Precambrian

Tags

NGSS.MS-ESS1-4

What is the term used to describe the permanent loss of a species?

• Extinction

• Evolution

• Fossilization

• Decay

Tags

NGSS.MS-LS4-1

What is the term used to describe the age in which humans have been the strongest force of change on the planet?

• Anthropocene

• Holocene

• Precambrian

• Technosphere

Tags

NGSS.MS-ESS3-4

What is the process called when radioactive isotopes shed energy and decay into stable elements?

• Fossilization

• Evolution

• Decay

• Radiometric age dating

Tags

NGSS.HS-PS1-8