Earth Structures

Rain washing away soil from a hillside is an example of what?

• Weathering

• Erosion

• Deposition

• Compaction

Tags

NGSS.MS-ESS2-2

Water getting into cracks, freezing, and breaking the rocks or pavement apart is an examples of what?

• Mechanical Weathering

• Erosion

• Deposition

• Chemical Weathering

The process of breaking up rocks on Earth's surface is known as what?

• sediment

• erosion

• weathering

• deposition

Tags

NGSS.MS-ESS2-2

What is mechanical weathering?

• Process through which rocks are physically broken into smaller pieces.
• Rocks are broken down through chemical changes.
• Rocks are worn away from acid in plant roots.
• Rocks broken down by machinery.

Tags

NGSS.MS-ESS2-2

In which type of climate would weathering happen the fastest to a rock?

• wet and warm
• dry and cold
• wet and cold
• dry and warm

What is a Streak?

• The tendency on a mineral to split easily along flat surfaces.
• A measure of how easily a mineral can be scratched.
• The color of a mineral when it is ground into a powder.

What is Luster?

• The color of a mineral when it is ground into a powder.
• A measure of how easily a mineral can be scratched.
• The way a mineral shines, or reflects light.

Tags

NGSS.MS-PS4-2

What is Hardness?

• The tendency of a mineral to split easily along flat surfaces.
• A measure of how easily a mineral can be scratched.
• The way a mineral shines, or reflects light.

Dull, silky, waxy, pearly, and earthy are terms that best describe which property of minerals?

• luster
• color
• streak
• cleavage

True or False: Minerals make up rocks. 

• True
• False

Tags

NGSS.MS-ESS3-1

NGSS.MS-ESS2-1