Phases of Matter

Front

What are the three main states of matter?

Back

Solid, liquid, gas.

Front

In which state of matter do particles have a definite shape and volume?

Back

Solid.

Front

What is the state of matter where particles are close together but can flow?

Back

Liquid.

Front

What is the state of matter where particles are very spread out and move quickly?

Back

Gas.

Front

What property of solids allows them to maintain a definite shape?

Back

The particles are closely packed and vibrate in place.

Front

What happens to the particles of a substance when thermal energy is added?

Back

The particles move more rapidly and may increase their distance from each other.

Front

What is kinetic energy?

Back

The energy that an object possesses due to its motion.

Front

What does it mean for a gas to have no definite shape or volume?

Back

It means that a gas will expand to fill the shape and volume of its container.

Front

How does temperature affect the state of matter?

Back

Increasing temperature can cause a substance to change from solid to liquid (melting) or from liquid to gas (evaporation).

Front

What is the process called when a gas turns into a liquid?

Back

Condensation.