Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 670 · 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.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to smoke (c) it turns to salt (d) it turns to drops
2. 2.💧 Which of these is melting? (a) wet clothes drying (b) snow turning to water (c) sweat drying on skin (d) drops on a cold glass
3. 3.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) a big bowl (c) water (d) a small cup
4. 4.🔍 Which is the odd one out? (a) snow turning to water (b) a misty bathroom mirror (c) drops under a pot lid (d) drops on a cold glass
5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) turmeric powder (d) cling film
6. 6.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is magnetic (c) hot water is heavy (d) it changes colour
7. 7.💧 Which change is this: sweat drying on skin? (a) evaporation (b) condensation (c) melting (d) freezing
8. 8.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a balloon (c) sunlight (d) a big bowl
9. 9.🧺 Which of these is not needed for the water cycle bowl? (a) a mirror (b) cling film (c) a small cup (d) water
10. 10.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the amount of water is what we measure. (a) True (b) False
11. 11.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
12. 12.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: how many drops form is kept the same. (a) False (b) True
13. 13.True or false: a small cup is needed for the water cycle bowl. (a) False (b) True
14. 14.💧 Which of these is evaporation? (a) butter going runny (b) drops on a cold glass (c) water becoming ice (d) sweat drying on skin
15. 15.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) some water evaporates (c) it turns to ice (d) it turns to salt
16. 16.True or false: snow turning to water is melting. (a) False (b) True
17. 17.True or false: water is needed for the water cycle bowl. (a) False (b) True
18. 18.True or false: a misty bathroom mirror is condensation. (a) False (b) True
19. 19.True or false: turmeric powder is needed for the water cycle bowl. (a) True (b) False
20. 20.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the cling film cover is what we measure. (a) False (b) True
21. 21.💧 Which change is this: a puddle drying up? (a) evaporation (b) condensation (c) melting (d) freezing
22. 22.⚖️ 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) the cling film cover (b) sun or shade (c) the amount of water (d) the size of the bowl
23. 23.🔍 Which is the odd one out? (a) water becoming ice (b) a pond icing over (c) making ice lollies (d) ice becoming water
24. 24.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) pour more water (c) slide on them (d) wipe them dry
25. 25.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a mirror (c) a balloon (d) water
26. 26.🔍 Which is the odd one out? (a) wet clothes drying (b) butter going runny (c) wet hair drying (d) a puddle drying up
27. 27.💧 Which change is this: wet clothes drying? (a) melting (b) freezing (c) condensation (d) evaporation
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a small cup (c) a battery cell (d) a big bowl
29. 29.True or false: yeast is needed for the water cycle bowl. (a) False (b) True
30. 30.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) sunlight (c) a mirror (d) water
31. 31.💧 Which change is this: a pond icing over? (a) melting (b) evaporation (c) condensation (d) freezing
32. 32.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass leaks (c) ice escapes the glass (d) the glass sweats
33. 33.True or false: ice cubes is needed for the water cycle bowl. (a) False (b) True
34. 34.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
35. 35.⚖️ 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 keep it the same (b) we measure it (c) we change it
36. 36.True or false: wet hair drying is evaporation. (a) True (b) False
37. 37.True or false: yeast is not needed for the water cycle bowl. (a) False (b) True
38. 38.🔍 Which is the odd one out? (a) a pond icing over (b) making ice lollies (c) a misty bathroom mirror (d) water becoming ice
39. 39.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) they turn to ice (c) faster (d) slower
40. 40.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) ice cubes (c) a magnet (d) a mirror

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