Rocks and Minerals

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

• heat
• time
• pressure
• All of the above

True or False:
The cleavage of a mineral is the way the mineral shines or reflects light.

• True
• False

What is the name of the mineral that leaves a white streak when scraped across a surface and is used to make powder.

• graphite

• talc

• gold

• fingernail

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

• sedimentary
• igneous
• metamorphic
• diamond

What type of rock is formed when magma and lava cools and hardens?

• minerals
• sedimentary
• igneous
• metamorphic

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 would you use to determine the hardness of a mineral?

• color tiles
• streak test
• Mohs Scale
• weight scale

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.

• True

• False

What layer of the Earth are minerals found in?

• outer core
• inner core
• mantle
• crust