Rocks/Minerals

The cooled and hardened magma from volcanoes form what rocks?

• igneous
• sedimentary
• metamorphic 
• fossils

Rocks that are buried deep in the earth can be changed into an entirely new rock when it goes through what?

• weathering and erosion
• pressing and cementing
• heat and pressure
• cooling and hardening

A never ending process by which rocks are changed from one type to another.  

• weathering and erosion
• rock cycle
• heat and pressure
• pressing and cementing

Which type of rock is formed from INTENSE heat and pressure?

• igneous
• sedimentary
• metamorphic

This rock was formed when molten rock cooled into a solid. What type of rock is it?

• Igneous Rock
• Metamorphic Rock
• Sedimentary Rock

This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

Diamond has a hardness of ___ on Mohs Hardness Scale.

• 1
• 5
• 8
• 10

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

• definite chemical composition
• crystal structure
• naturally occuring
• all of the above

How do you test the hardness of a mineral? 

• Throw it against a wall
• Step on it
• Scratch Test
• Kick it until it breaks

What mineral is used for pencils?

• Graphite
• Galena
• Magnetite
• Quartz