Daily States of Matter tests for kids

Solids, liquids, and gases, changes of state, and the water cycle. Age-appropriate daily practice for ages 7–11.

Sample questions

Here's a taste of what your child will practice. New questions every day on Dailulu.

Fill in the Blank

As a gas cools down, it will eventually change back to a ____ state.

Answer: liquid

Gases condense into liquids when cooled, while they do not change into solids unless below freezing point.

Multiple Choice

What happens to water vapor in the air when it cools down at night?

It disappears completelyIt turns into ice instantlyIt condenses into water dropletsIt creates more water vapor

When water vapor cools, it condenses into tiny droplets, forming dew or clouds, transitioning from a gas to a liquid.

Put in Order

List the processes of changing states of matter that produce heat as energy is removed.

When heat is removed, substances typically freeze and condense, transitioning from gas to liquid to solid, which releases energy.

True or False

Solids have a definite shape and volume.

True False

Solids maintain their shape and do not change their volume unless acted upon by an external force.

Questions are tailored to each key stage — the same topic, the right difficulty.

Lower KS2 Ages 7–9 See questions → Upper KS2 Ages 9–11 See questions →