4G Science 2nd 9wks Review

Front

What is a nonrenewable resource?

Back

A nonrenewable resource is a natural resource that cannot be replaced after it is used up, such as oil, coal, and natural gas.

Front

What is a disadvantage of using nonrenewable resources?

Back

The resource cannot be easily replaced after it is used up.

Front

What is an aquifer?

Back

An aquifer is a layer of porous rock that can hold water, allowing it to be stored underground.

Front

How is water stored in an aquifer?

Back

As a liquid in the spaces of porous rock.

Front

What is friction?

Back

Friction is a force that opposes the motion of an object when it comes into contact with another surface.

Front

Which surface creates more friction: ice or wood?

Back

Wood creates more friction than ice.

Front

What is gravity?

Back

Gravity is the force that pulls objects toward each other, such as the force that pulls us toward the Earth.

Front

Do all objects experience gravity?

Back

Yes, all objects with mass experience gravity.

Front

What happens to a hockey puck sliding on a wooden board?

Back

It experiences more friction compared to sliding on ice.

Front

What is a renewable resource?

Back

A renewable resource is a natural resource that can be replenished naturally over time, such as solar energy, wind energy, and water.