Rocks and the Rock cycle

Front

Major groups of rocks

Back

sedimentary, igneous and metamorphic

Front

Scientists divide rocks into groups based on how they form.

Back

True

Front

A rock that forms from magma

Back

igneous

Front

Mixture of molten rock and gases that form underground

Back

magma

Front

Magma that flows onto the surface

Back

Lava

Front

Igneous rock is formed when molten material cools and solidifies either inside Earth or at the surface.

Back

True

Front

Intrusive rocks

Back

Forms underground

Front

Extrusive rocks

Back

Cools quickly

Front

The process of _____ breaks down rock at Earth's surface.

Back

weathering

Front

When sediment squeezed and cemented together

Back

sedimentary rock