Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 925 · 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.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “the amount of water”? (a) we change it (b) we measure it (c) we keep it the same
2. 2.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) sunlight (c) yeast (d) a battery cell
3. 3.🔍 Which is the odd one out? (a) butter going runny (b) ice becoming water (c) wet hair drying (d) snow turning to water
4. 4.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) faster (c) slower (d) they never dry
5. 5.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) slide on them (c) leave them wet (d) pour more water
6. 6.True or false: yeast is needed for the water cycle bowl. (a) True (b) False
7. 7.💧 Which of these is melting? (a) making ice lollies (b) ice becoming water (c) drops on a cold glass (d) a misty bathroom mirror
8. 8.🧺 Which of these is needed for the water cycle bowl? (a) ice cubes (b) a balloon (c) a mirror (d) turmeric powder
9. 9.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
10. 10.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) water (c) a battery cell (d) a small cup
11. 11.💧 Which of these is freezing? (a) wet hair drying (b) drops under a pot lid (c) drops on a cold glass (d) a pond icing over
12. 12.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
13. 13.⚖️ 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 size of the bowl (b) the time we wait (c) the cling film cover (d) sun or shade
14. 14.💧 In the covered bowl, where does the water vapour come from? (a) the air outside (b) the bowl itself (c) the cling film (d) water warmed by the Sun
15. 15.💧 Which of these is freezing? (a) water becoming ice (b) snow turning to water (c) butter going runny (d) drops under a pot lid
16. 16.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the size of the bowl is kept the same. (a) False (b) True
17. 17.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) a magnet (c) ice cubes (d) a big bowl
18. 18.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “the time we wait”? (a) we change it (b) we measure it (c) we keep it the same
19. 19.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a small cup (c) sunlight (d) a magnet
20. 20.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) a mirror (d) a big bowl
21. 21.True or false: water becoming ice is freezing. (a) True (b) False
22. 22.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
23. 23.⚖️ 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
24. 24.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) a big bowl (c) yeast (d) cling film
25. 25.💧 Which change is this: a puddle drying up? (a) freezing (b) melting (c) evaporation (d) condensation
26. 26.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? Which of these is kept the same? (a) the cling film cover (b) sun or shade (c) how many drops form
27. 27.True or false: a pond icing over is melting. (a) True (b) False
28. 28.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
29. 29.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
30. 30.🔍 Which is the odd one out? (a) drops on a cold glass (b) drops under a pot lid (c) dew on morning grass (d) snow turning to water
31. 31.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a small cup (c) a magnet (d) turmeric powder
32. 32.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is heavy (c) hot water is magnetic (d) it changes colour
33. 33.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? Which of these is kept the same? (a) sun or shade (b) how many drops form (c) the amount of water
34. 34.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the time we wait is what we measure. (a) True (b) False
35. 35.💧 Which of these is condensation? (a) snow turning to water (b) sweat drying on skin (c) drops on a cold glass (d) a pond icing over
36. 36.True or false: yeast is not needed for the water cycle bowl. (a) False (b) True
37. 37.⚖️ 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 kept the same. (a) True (b) False
38. 38.True or false: wet clothes drying is condensation. (a) False (b) True
39. 39.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) the water increases (c) it turns to ice (d) some water evaporates
40. 40.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the water turns red (c) the bowl freezes (d) more drops form

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