7th grade chapter 2

A rock which contains a useful mineral is call a/an

• gem
• quarry
• ore
• alloy

The color of a mineral in powder form is called the mineral's 

• hardness
• specific gravity
• luster
• streak

How light reflects off of a mineral is called the mineral's 

• luster
• streak
• cleavage
• fracture

Tags

NGSS.MS-PS4-2

Why is coal not a mineral?

• It's not a solid
• It is man-made
• It is not inorganic
• It is made of carbon

The following image shows what mineral property?

• Hardness
• Streak
• Cleavage
• Density

Tags

NGSS.MS-PS1-2

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

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

Tags

NGSS.MS-PS1-1

How do you test the hardness of a mineral? 

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

Tags

NGSS.5-PS1-3

What mineral is used for pencils?

• Graphite
• Galena
• Magnetite
• Quartz

What mineral is salt?

• quartz
• sulfur
• halite
• calcite

Tags

NGSS.MS-PS1-1

A naturally occurring, inorganic solid with a crystal structure and a definite chemical composition is referring to

• density
• streak
• mineral
• non silicate mineral