Front

What is a solid?

Back

A solid is a state of matter where particles are packed closely together and have a definite shape and volume. Example: A book.

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. Example: Water.

Front

What is a gas?

Back

A gas is a state of matter that has no definite shape or volume. It expands to fill its container. Example: Air.

Front

What is matter?

Back

Matter is anything that has mass and takes up space. Everything around us is made of matter.

Front

Which state of matter has particles that are very close together?

Back

Solid.

Front

Which state of matter has particles that are farther apart and can move freely?

Back

Gas.

Front

What happens to the particles in a solid when it is heated?

Back

The particles gain energy and may start to vibrate more, potentially changing to a liquid.

Front

What happens to the particles in a liquid when it is cooled?

Back

The particles lose energy and may come closer together, potentially changing to a solid.

Front

Can a gas be compressed?

Back

Yes, gases can be compressed because their particles are far apart.

Front

What is an example of a solid?

Back

A book.