Three States of Matter for 2nd Grade

Front

What are the three states of matter?

Back

Solids, liquids, and gases.

Front

Give an example of a solid.

Back

Examples of solids include a rock, a book, or a toy.

Front

Give an example of a liquid.

Back

Examples of liquids include water, milk, or juice.

Front

Give an example of a gas.

Back

Examples of gases include air, steam, or helium in a balloon.

Front

How are molecules arranged in a solid?

Back

In a solid, molecules are tightly packed together.

Front

How do molecules behave in a liquid?

Back

In a liquid, molecules move past each other but stay close.

Front

How do molecules behave in a gas?

Back

In a gas, molecules move freely and bounce off each other.

Front

What happens to the shape of a solid?

Back

A solid keeps its shape because its molecules are tightly packed.

Front

What happens to the shape of a liquid?

Back

A liquid takes the shape of its container because its molecules can move around.

Front

What happens to the shape of a gas?

Back

A gas spreads out to fill its container because its molecules move freely.