Bill Nye Rock Cycle and Types of Rocks Flashcard

Front

What are molten rocks?

Back

Rocks that have melted due to heat.

Front

How are diamonds formed?

Back

By high pressure and heat in volcanoes.

Front

What happens to rocks when they reach the Earth's surface?

Back

They push other rocks down and form new rocks.

Front

How does soil form?

Back

From broken down rocks mixed with organic matter.

Front

What is the rock cycle?

Back

A process where rocks are formed, broken down, and reformed.

Front

What are igneous rocks?

Back

Rocks formed from cooled molten rock.

Front

What are sedimentary rocks?

Back

Rocks formed from particles of sand, shells, and other fragments that are pressed together.

Front

What are metamorphic rocks?

Back

Rocks that have changed due to heat and pressure.

Front

What is erosion?

Back

The process of rocks and soil being worn away and moved by wind or water.

Front

What is weathering?

Back

The breaking down of rocks into smaller pieces by natural forces.