Matter and Energy CFA

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three main states of matter?

Back

Solid, liquid, and gas.

Front

What is a solid?

Back

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

Front

What is a liquid?

Back

A liquid is a state of matter that has a definite volume but no definite shape.

Front

What is a gas?

Back

A gas is a state of matter that has no definite shape and fills the entire space of its container.

Front

What is plasma?

Back

Plasma is a state of matter similar to gas but consists of charged particles and is found in stars.

Front

What happens to matter when energy is added?

Back

When energy is added, matter can change from one state to another, such as from solid to liquid.

Front

What happens to matter when energy is removed?

Back

When energy is removed, matter can change from a gas to a liquid or from a liquid to a solid.

Front

What is melting?

Back

Melting is the process of a solid turning into a liquid when heat is added.

Front

What is freezing?

Back

Freezing is the process of a liquid turning into a solid when heat is removed.