Rocks and Minerals

What is a rock?

Choose the best answer.

• A solid material, formed by nature, and made of minerals.

• A solid, manmade object.

• Something found outside.

• A material made of chemicals, found in nature.

What is a mineral?

Choose the best answer.

• A manmade object.

• A naturally-occurring substance that creates Earth's rocks and soil.

• Something created when another object is recycled.

• Another name for a volcano.

Tags

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Which of the following are types of rock?

Choose 3.

• Igneous

• Photosynthesis

• Metamorphic

• Sedimentary

Which of the following are physical properties of minerals?

Choose 3.

• Hardness

• Streak

• Transparency

• Recyclable

True or False?

Magnetism is a physical property of minerals.

• True

• False

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True or False?

The Mohs Scale tells how heavy a mineral is.

• True

• False

The Mohs Scale ranks a mineral's _________________ on a scale from 1 (talc) to 10 (diamond).

• weight

• color

• hardness

• beauty

____________________ rocks form when other types of rocks are exposed to high temperature and pressure over time.

• Sedimentary

• Metamorphic

• Igneous

________________ rocks form through the hardening of lava or magma.

• Igneous

• Metamorphic

• Sedimentary

________________________ rocks form over time when layers of sand, mud, and pebbles are compressed in layers.

• Igneous

• Metamorphic

• Sedimentary