Rock Cycle Post Test- 8th

Molten rock that has erupted out of a volcano is known as:

• sedimentary

• magma

• metamorphic

• lava

When a river carries away particles this is known as the process of:

• the rock cycle

• eruption

• weathering

• erosion

A natural substance with a definite crystal structure is a:

• rock

• mineral

• sea lion

• mountain

What is the name for the continuous changing of rocks from one type to another?

• erosion

• metamorphic

• the rock cycle

• weathering

What is molten rock beneath the Earth’s surface called?

• lava

• metamorphic

• magma

• sedimentary

What type of rock is formed when molten rock cools and solidifies?

• igneous

• metamorphic

• sedimentary

• mineral

What process is responsible for breaking down rocks into smaller and smaller pieces?

• weathering

• erosion

• eruption

• the rock cycle

Sandstone is an example of what type of rock?

• igneous

• metamorphic

• sedimentary

• mineral

Non-living substances made up of one or more minerals are known as:

• trees

• rocks

• biotic components

• mines

When heat and pressure cause a rock to change, this type of rock is formed:

• igneous

• metamorphic

• sedimentary

• mineral