Chapter 3 4th grade study guide

Front

What type of rock is formed from many fine particles pressed together in layers?

Back

Sedimentary rock.

Front

What is a disadvantage of using nonrenewable resources?

Back

They cannot be easily replaced after they are used up.

Front

How are oil and natural gas classified?

Back

Nonrenewable resources.

Front

What natural resource from beach sand is used in computer chips and solar cells?

Back

Silicon.

Front

What property of a mineral can be determined by rubbing it against a porcelain plate?

Back

Streak.

Front

What is the definition of a nonrenewable resource?

Back

A resource that cannot be replaced easily after it is used.

Front

What is the definition of sedimentary rock?

Back

Rock formed from the accumulation of sediment.

Front

What is the definition of a renewable resource?

Back

A resource that can be replenished naturally over time.

Front

What is the definition of a mineral?

Back

A naturally occurring inorganic solid with a definite chemical composition.

Front

What is the definition of luster in minerals?

Back

The way a mineral reflects light.