8th Grade Science Review #3 (1st)

Front

A hot, chaotic mixture of rock fragments, gas, and ash that travels rapidly away from a volcanic vent or collapsing flow front.

Back

Pyroclastic Flow

Front

The preserved remains of plants and animals whose bodies were buried in sediments.

Back

Fossils

Front

The quick and violent change of conditions and organisms.

Back

Catastrophism

Front

Uniformitarianism is when...

Back

Geologic processes are similar to the past.

Front

Eons are the shortest units of geologic time.

Back

False

Front

What connects two continents that were previously separated? Options: A rope, A land bridge, Water

Back

A land bridge

Front

Pangea was formed in the Permian period.

Back

True

Front

Is Precambrian the longest geologic unit of time?

Back

True