Physical Science Review

Front

What is force?

Back

Force is a push or pull that can cause an object to move or change its motion.

Front

What are the three states of matter?

Back

The three states of matter are solid, liquid, and gas.

Front

What happens when a force is applied to an object?

Back

An object may move when a force is applied to it.

Front

What is a liquid?

Back

A state in which matter has a definite volume but no shape of its own.

Front

What is evaporation?

Back

Evaporation is the process of changing from a liquid state to a gas state.

Front

What is gravity?

Back

Gravity is a force that pulls objects toward each other, like the Earth pulling us down.

Front

What is friction?

Back

Friction is a force that opposes motion between two surfaces that are in contact.

Front

What is a solid?

Back

A state of matter that has a definite shape and volume.

Front

What is a gas?

Back

A state of matter that has no definite shape or volume and expands to fill its container.

Front

What is condensation?

Back

Condensation is the process of changing from a gas state to a liquid state.