evaporation
6 free practice questions with explanations
PassNova has 6 free Kids Water Cycle practice questions on evaporation, each with a clear explanation. Practise them in the browser with instant feedback — 100% free, no sign-up, on any device. Updated for 2026.
evaporation: example questions & answers
6 worked examples with answers and explanations below. Practise them in the browser with instant feedback on every answer.
When the Sun warms a puddle, where does the water go?
- AIt is gone forever
- BIt rises into the air as invisible water vapour✓
- CIt sinks deep into space
- DIt turns into sand
Answer: The Sun's heat turns the puddle water into water vapour that rises into the air, which is called evaporation.
What is it called when water changes into a gas and rises into the air?
- AEvaporation✓
- BPainting
- CFreezing
- DDigging
Answer: Evaporation is when water turns into an invisible gas called water vapour and rises up.
Why do wet clothes on a washing line dry out?
- AThe clothes eat the water
- BThe water evaporates into the air✓
- CThe water drips down into the ground
- DBirds drink all the water
Answer: Warm air makes the water in the clothes evaporate, so they dry out.
On which day would a puddle dry up the fastest?
- AA dark night
- BA snowy day
- CA warm, sunny day✓
- DA cold, cloudy day
Answer: The Sun's warmth speeds up evaporation, so puddles dry fastest on warm, sunny days.
Where does most of the water vapour in the air come from?
- AOceans, rivers and lakes✓
- BFrom car engines
- CFrom the Moon
- DInside rocks
Answer: Water evaporates from big areas of water like oceans, rivers and lakes.
Can you usually see water vapour floating in the air?
- AYes, it is a solid block
- BYes, it is fluffy and green
- CYes, it is bright red
- DNo, it is invisible✓
Answer: Water vapour is an invisible gas, so we usually cannot see it in the air.