Gases

Front

What is a gas?

Back

A gas is a state of matter that has no fixed shape or volume. It fills the space of its container.

Front

What happens to gas particles when they are heated?

Back

They speed up and move farther apart.

Front

What happens to the pressure of a gas when the temperature increases in a rigid container?

Back

The pressure increases.

Front

What happens to the volume of a gas if the pressure increases while the temperature stays the same?

Back

The volume decreases.

Front

What is pressure in terms of gases?

Back

Pressure is the force that gas particles exert on the walls of their container.

Front

What does it mean when we say a container is rigid?

Back

A rigid container does not change its shape or size.

Front

What is the relationship between temperature and pressure in gases?

Back

As temperature increases, pressure also increases if the volume is constant.

Front

What happens to gas particles when they cool down?

Back

They slow down and move closer together.

Front

What is the effect of adding more gas to a container?

Back

It increases the pressure inside the container.

Front

What is an example of a gas?

Back

Air is an example of a gas.