Rocks and Minerals

Much of the earth is made of _______

• Rock
• Air
• oxygen
• tusks

The sheets of rock that lie just beneath Earth's soil and water are called ________.

• The crust
• The Core
• Inner Layer
• Outer Layer

Earth's crust is Earth's _____ layer.

• Inner
• Outer
• Third
• Second

Rocks are made of ________.

• Minerals
• Oxygen
• Tusks
• Bowls

A mineral is a solid substance that is

• Not Alive
• Alive
• Cold
• Hot

More than ________ different kinds of minerals are found on Earth.

• 10,000
• 7,400
• 5,000
• 3,500

________ is an example of a soft mineral.

• Quartz
• Diamond
• Talc
• Topaz

A rock gets its color from the ______ it is made of.

• Wood
• Method
• Current
• Minerals

_______ is the hardest mineral of all.

• Chalk
• Diamond
• Talc 
• Gypsum

________ is made when the minerals feldspar, mica and quartz are mixed together.

• Granite 
• Ash
• Leaves
• Twigs