Knowledge Check: Matter and Energy

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

The three main states of matter are 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 takes the shape of its container.

Front

What is a gas?

Back

A gas is a state of matter that has no definite shape or volume and expands to fill 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 is the difference between a solid and a liquid?

Back

A solid has a definite shape and volume, while a liquid has a definite volume but takes the shape of its container.

Front

What happens to the particles in a solid?

Back

In a solid, particles are closely packed together and vibrate in place.

Front

What happens to the particles in a liquid?

Back

In a liquid, particles are close together but can move past one another, allowing the liquid to flow.

Front

What happens to the particles in a gas?

Back

In a gas, particles are far apart and move freely, filling the entire volume of their container.