Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 128 · 40 questions

What you do (Up as vapour, down as drops): 1. Pour some water into the big bowl and stand the small cup in the middle. 2. Cover the bowl tightly with cling film. 3. Put a few ice cubes on top of the film, over the cup. 4. Leave it in the sun for an hour and look for drops in the cup.

1. 1.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a small cup (c) cling film (d) a magnet
2. 2.💧 Which of these is condensation? (a) ice becoming water (b) water becoming ice (c) drops on a cold glass (d) sweat drying on skin
3. 3.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) cling film (c) a battery cell (d) water
4. 4.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the bowl freezes (c) more drops form (d) the water turns red
5. 5.💧 Which change is this: wet clothes drying? (a) condensation (b) melting (c) evaporation (d) freezing
6. 6.💧 Which change is this: snow turning to water? (a) freezing (b) melting (c) condensation (d) evaporation
7. 7.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is heavy (c) it changes colour (d) hot water is magnetic
8. 8.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
9. 9.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
10. 10.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) cling film (c) a small cup (d) yeast
11. 11.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) ice cubes (c) a magnet (d) a mirror
12. 12.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) it turns to ice (c) some water evaporates (d) the water increases
13. 13.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a balloon (c) a small cup (d) turmeric powder
14. 14.True or false: a mirror is not needed for the water cycle bowl. (a) False (b) True
15. 15.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
16. 16.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) leave them wet (c) pour more water (d) wipe them dry
17. 17.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) they never dry (c) they turn to ice (d) slower
18. 18.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) sunlight (c) ice cubes (d) turmeric powder
19. 19.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) ice becoming water (d) making ice lollies
20. 20.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to smoke (b) it turns to salt (c) it disappears (d) it turns to drops
21. 21.🔍 Which is the odd one out? (a) water becoming ice (b) ice becoming water (c) a pond icing over (d) making ice lollies
22. 22.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False
23. 23.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass sweats (c) vapour in air cools (d) the glass leaks
24. 24.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “sun or shade”? (a) we measure it (b) we keep it the same (c) we change it
25. 25.True or false: turmeric powder is not needed for the water cycle bowl. (a) True (b) False
26. 26.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
27. 27.🔍 Which is the odd one out? (a) a puddle drying up (b) wet hair drying (c) a pond icing over (d) wet clothes drying
28. 28.💧 Which change is this: drops under a pot lid? (a) freezing (b) evaporation (c) melting (d) condensation
29. 29.💧 Which change is this: a pond icing over? (a) condensation (b) freezing (c) melting (d) evaporation
30. 30.True or false: sweat drying on skin is evaporation. (a) False (b) True
31. 31.🔍 Which is the odd one out? (a) a puddle drying up (b) sweat drying on skin (c) wet clothes drying (d) water becoming ice
32. 32.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “how many drops form”? (a) we measure it (b) we change it (c) we keep it the same
33. 33.🧺 Which of these is needed for the water cycle bowl? (a) water (b) a balloon (c) yeast (d) turmeric powder
34. 34.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
35. 35.True or false: ice cubes is needed for the water cycle bowl. (a) False (b) True
36. 36.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? Which of these is the one thing we change? (a) sun or shade (b) the cling film cover (c) the amount of water (d) how many drops form
37. 37.True or false: a puddle drying up is evaporation. (a) True (b) False
38. 38.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is what we measure. (a) True (b) False
39. 39.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
40. 40.💧 Which of these is freezing? (a) wet hair drying (b) wet clothes drying (c) butter going runny (d) water becoming ice

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