Rocks and Minerals

Select the four properties of minerals.

• Crystal Formation

• Solid

• Naturally Occurring

• Gaseous

• Formed from non-living material

How would a mineral like a diamond be formed?

• heat and pressure

• erosion and weathering

• melting and hardening

• cooling and freezing

• none of these!

Streak is.....

• a stripe found in some rocks

• the way the surface of a mineral reflects light

• a mineral’s ability to resist being scratched

• the way a mineral splits when struck

• the color of powder left behind by a mineral

Luster is….

• a stripe found in some rocks

• the way the surface of a mineral reflects light

• a mineral’s ability to resist being scratched

• the way a mineral splits when struck

• the color of powder left behind by a mineral

Hardness is….

• a stripe found in some rocks

• the way the surface of a mineral reflects light

• a mineral’s ability to resist being scratched

• the way a mineral splits when struck

• the color of powder left behind by a mineral

How do minerals with a nonmetallic luster differ from those with a metallic luster?

• Nonmetallic are dull, metallic are shiny

• Nonmetallic are shiny, metallic are dull

• Nonmetallic are red metallic are blue

• Nonmetallic are hard, metallic are soft

• Nonmetallic are soft, metallic are hard

What is a rock?

• A professional wrestler

• a material made of one or more minerals

• a material made of one or more rocks

• a material made of one or more professional wrestlers

• a material made of one or more modeling clays

Select the three types of rocks.

• Igneous

• Ingenius

• Sedimentary

• Sedentary

• Metamorphic

How are the three types of rocks classified?

• By their color

• By their hardness

• By their streak

• By how they are formed

• By how they are found

How are igneous rocks formed?

• melting and hardening

• heat and pressure

• weathering and erosion

• abrasion and deposition

• heat and hardening