Earth's History Unit Review

Front

What can be said about the pottery as compared to the skull found in a dig site?

Back

The rock layer with the pottery is more recent than the rock layer with the skull.

Front

Do oceanic and continental plates have different densities?

Back

True

Front

What is a metamorphic rock?

Back

Any rock formed when another rock is changed by heat or pressure.

Front

Which type of igneous rocks cool more quickly?

Back

Extrusive igneous rocks cool more quickly since they are formed on the surface of Earth.

Front

What can we infer when igneous rocks contain large crystals?

Back

The rocks cooled slowly in their environment.

Front

What is the definition of sedimentary rock?

Back

Rocks formed from the accumulation and compaction of mineral and organic particles.

Front

What is the process of erosion?

Back

The wearing away and removal of rock or soil by wind, water, or ice.

Front

What is the rock cycle?

Back

The continuous process of rock formation and transformation between igneous, sedimentary, and metamorphic rocks.

Front

What is the difference between intrusive and extrusive igneous rocks?

Back

Intrusive rocks cool slowly inside the Earth, while extrusive rocks cool quickly on the surface.

Front

What is absolute dating in geology?

Back

A method used to determine the exact age of a rock or fossil.