Minerals and rocks

What is a mineral's ability to resist being scratched?

• density
• hardness

When you describe a mineral as being shiny or dull, you are talking about its...

• cleavage
• luster

What is the mark a mineral makes when it is rubbed across a hard plate?

• fracture
• streak

Lodestone can pick up Iron fillings. what does it have

• A sticky Texture
• Magnetism
• A rotten egg smell
• Extreme heaviness

Which of the following would be needed for slate  (metamorphic) to form from shale (sedimentary)?

• weathering
• heat and pressure
• erosion and deposition
• melting and solidification 

Which of these actions is shown just below the center of the rift zone? 

• subduction
• magma flowing up
• lava becoming solid
• continental crust melting

Which term is used to describe how light is reflected from a mineral's surface?

• luster
• hardness
• color
• streak

Tags

NGSS.MS-PS4-2

What mineral is used for pencils?

• Graphite
• Galena
• Magnetite
• Quartz

_______ are created and found in soil, in rocks, in seashells, or deep in the earth.

• Elements

• Crystals

• Minerals

Tags

NGSS.MS-ESS3-1

Minerals that split into pieces with smooth planes are said to have ___.

• cleavage
• breakability
• mass
• value