Rocks & Minerals Review

The hardest mineral is the ______________.

• Diamond
• Corundum
• Topaz
• Calcite

________________ is the color of a mineral in its powdered form.

• Streak
• Shape
• Magnetism
• Luster

How does igneous rock form?

• Melted rock deep inside Earth or on Earth's surface cools and hardens, forming igneius rock.
• When layers of materials and rock particles settle on top of each other and then harden.
• Is formed inside Earth from other rocks under heat and pressure.

How does sedimentary rock form?

• Melted rock deep inside Earth or on Earth's surface cools and hardens, forming igneius rock.
• When layers of materials and rock particles settle on top of each other and then harden.
• Is formed inside Earth from other rocks under heat and pressure.

How does metamorphic rock form?

• Melted rock deep inside Earth or on Earth's surface cools and hardens, forming igneius rock.
• When layers of materials and rock particles settle on top of each other and then harden.
• Is formed inside Earth from other rocks under heat and pressure.

Rocks are constantly being formed and destroyed in a process called the _____________.

• Rock Cycle
• Cooling 
• Melting
• Cementation

A mineral's resistance to being scratched is called?

• streak
• luster
• hardness
• heft

By definition, a mineral has which of the following characteristic(s)?

• chemical composition
• crystalline structure
• natural
• all of the above

A mineral is a living object

• True
• False

Which of the following is NOT true of minerals?

• They are liquids
• They are formed in nature
• They are inorganic
• They have crystalline structure