Earth Resources

A renewable resource is one that...

• Can be naturally replaced
• Cannot be naturally replaced
• Can be checked out from a library
• Comes from a factory

All of the following are minerals EXCEPT:

• Limestone
• Sand
• Apples
• Gravel

A resource that is used faster than it can be replaced

• nonrenewable resource
• renewable resource
• natural resource
• sustainable yield

Unweathered parent rock which is still solid is called

• sediments
• slabs
• bedrock
• gangue

If a natural resource can be mined for a profit then it is called

• iron
• soils
• gangue
• ore

Minerals are made from ______ in the ground.

• water
• decomposing materials
• organisms
• nonliving substances

Which of the following could help slow down wind erosion?

• Windbreaks
• Trees
• Fences
• All of the above

The process of breaking up rocks on Earth's surface is called

• Deposition
• Erosion
• Sediment
• Weathering

What is the major cause of weathering and erosion?

• Wind
• Flowing water
• Glaciers
• Ice

Erosion can be caused by which of the following?

• Wind
• Water
• Ice
• All of the above