Igneous & Sedimentary Rocks

Front

What are igneous rocks?

Back

Rocks formed from the cooling and solidification of molten rock (magma or lava).

Front

How do intrusive igneous rocks cool?

Back

Slowly, beneath the Earth's surface.

Front

What are sedimentary rocks?

Back

Rocks formed from the accumulation and compaction of sediments.

Front

Which causes rocks to physically weather into sediments?

Back

Water, Ice, Wind - All of the above.

Front

What is deposition in geology?

Back

The process where particles settle as loosely packed sediment.

Front

What characteristic do sedimentary rocks often have?

Back

Striped layers.

Front

Are sedimentary rocks often made up of other rocks and minerals?

Back

True.

Front

What is the process of weathering?

Back

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

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 compaction in sedimentary rock formation?

Back

The process where sediments are pressed together under pressure.