States of Matter

Front

What is a solid?

Back

A solid is a state of matter that has a fixed shape and volume. The particles are closely packed together and vibrate in place.

Front

Do solids have a fixed shape?

Back

Yes, solids have a fixed shape.

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. The particles are close together but can move past one another.

Front

Do liquids have a fixed shape?

Back

No, liquids do not have a fixed shape; they take the shape of their container.

Front

What is a gas?

Back

A gas is a state of matter that has no fixed shape or volume. The particles are far apart and move freely.

Front

Do gases have a fixed shape?

Back

No, gases do not have a fixed shape; they expand to fill their container.

Front

What is compression?

Back

Compression is the process of reducing the volume of a gas by applying pressure, causing the particles to move closer together.

Front

What happens to the particles in a solid when heated?

Back

When a solid is heated, its particles gain energy and vibrate more, which can eventually cause it to melt into a liquid.

Front

What is the process of a liquid turning into a gas called?

Back

The process of a liquid turning into a gas is called evaporation.

Front

What is steam?

Back

Steam is the gas phase of water, formed when water boils and turns into vapor.