Rock Cycle 8.7

Front

What is a rock?

Back

A mixture of minerals, volcanic glass, organic matter, or other material.

Front

What is magma?

Back

Magma is molten rock that forms when temperature and pressure are great enough to melt rock.

Front

What is non-foliated texture?

Back

A texture in which mineral grains grow and rearrange but do not form layers.

Front

What type of rock is mostly found on the exposed surface of Earth?

Back

Sedimentary rock.

Front

What is the rock cycle?

Back

A model showing the processes that create and change rock.

Front

What is igneous rock?

Back

Rock that forms from the cooling and solidification of magma or lava.

Front

What is sedimentary rock?

Back

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

Front

What is metamorphic rock?

Back

Rock that has been changed from its original form by heat, pressure, or chemical processes.

Front

What is the difference between magma and lava?

Back

Magma is molten rock beneath the Earth's surface; lava is magma that has reached the surface.

Front

What is weathering?

Back

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