Rocks and rock cycle review

Front

What happens to magma when it cools slowly deep inside the Earth?

Back

It forms coarse mineral crystals that are large enough to see.

Front

What must happen for rock to become magma?

Back

The rock must melt.

Front

How are sedimentary rocks formed?

Back

They are formed by layers of rock being 'glued' together.

Front

What is sediment?

Back

Sediment is made up of small bits of rock and minerals that have been worn away due to weathering.

Front

What is the main difference between magma and lava?

Back

Magma is liquid rock inside the Earth, while lava is liquid rock that has reached the surface.

Front

What is the rock cycle?

Back

The rock cycle is the continuous process of rock formation, breakdown, and reformation.

Front

What are igneous rocks?

Back

Igneous rocks are formed from the cooling and solidification of magma or lava.

Front

What are metamorphic rocks?

Back

Metamorphic rocks are formed from existing rocks that are changed by heat, pressure, or chemical processes.

Front

What is weathering?

Back

Weathering is the process of breaking down rocks into smaller pieces due to environmental factors.

Front

What is erosion?

Back

Erosion is the movement of sediment from one location to another, often by wind, water, or ice.