Rocks and Minerals

What is a Mineral?

• A nonliving solid material that has a definite chemical make up and is found in Earth's outermost layer.
• A measure of how easily a mineral can be scratched.
• The way a mineral shines, or reflects light.

Metamorphic rocks are existing rocks that have been changed into new rocks by _____.

• heat
• time
• pressure
• All of the above

The continuous series of change that rocks undergo is known as the _____.

• rock cycle
• water cycle
• hibernation
• metamorphisis

What type of rock would you most likely find a fossil inside of?

• sedimentary
• igneous
• metamorphic
• diamond

True or False:
Sedimentary rocks always form under water.

• true
• false

Emily was looking at a rock and saw tiny crystals.  Emily should know that all rocks are made up of _____.

• diamonds
• minerals
• fossils
• dirt

What type of rock is formed when an existing rock has been changed into a new rock?

• sedimentary
• igneous
• minerals
• metamorphic

True or False:
A mineral is a solid, nonliving material with a definite chemical makeup.

• True
• False

A solid substance that occurs naturally in rocks or in the ground is a...

• rock.
• mineral.

A solid substance made of one or more minerals is a...

• rock.
• mineral.