Earth's History Review

Front

What is the time taken for the number of undecayed nuclei to be reduced to half of its original value?

Back

Half-life

Tags

NGSS.HS-PS1-8

Front

What are fossils that are abundant, easily recognizable, short-lived, and widespread called?

Back

Index fossils

Front

What are preserved remains of plants and animals from the remote past called?

Back

Fossils

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Front

What was Wegener’s idea about continental drift?

Back

The continents have moved slowly apart to their current locations.

Tags

NGSS.MS-ESS2-3

Front

What type of plate boundary is formed where two sections of Earth’s crust are colliding?

Back

Convergent boundary

Front

What is the process called when sedimentary rocks are formed from layers of sediment?

Back

Lithification

Front

What is the term for the study of Earth's physical structure and substance?

Back

Geology

Tags

NGSS.MS-ESS2-1

Front

What is the principle that states younger layers of rock are deposited on top of older layers?

Back

Law of Superposition

Front

What are the remains or traces of ancient life preserved in rock called?

Back

Fossils

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Front

What is the term for the gradual change in species over time?

Back

Evolution

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4