Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 422 · 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.💧 Which change is this: drops under a pot lid? (a) melting (b) condensation (c) freezing (d) evaporation
2. 2.True or false: sunlight is not needed for the water cycle bowl. (a) True (b) False
3. 3.🔍 Which is the odd one out? (a) drops under a pot lid (b) drops on a cold glass (c) a misty bathroom mirror (d) ice becoming water
4. 4.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) rain (b) sunshine (c) lightning (d) wind
5. 5.🔍 Which is the odd one out? (a) butter going runny (b) drops on a cold glass (c) a misty bathroom mirror (d) dew on morning grass
6. 6.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a mirror (c) a small cup (d) turmeric powder
7. 7.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) ice cubes (c) sunlight (d) a balloon
8. 8.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) sweat drying on skin (c) a puddle drying up (d) wet clothes drying
9. 9.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False
10. 10.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass sweats (c) the glass leaks (d) ice escapes the glass
11. 11.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is kept the same. (a) True (b) False
12. 12.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water can scald (c) hot water is magnetic (d) it changes colour
13. 13.💧 Which change is this: a misty bathroom mirror? (a) condensation (b) melting (c) evaporation (d) freezing
14. 14.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a battery cell (c) water (d) yeast
15. 15.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a big bowl (c) a balloon (d) a magnet
16. 16.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
17. 17.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) the water turns red (c) fewer drops form (d) the bowl freezes
18. 18.True or false: water is not needed for the water cycle bowl. (a) False (b) True
19. 19.💧 Which change is this: water becoming ice? (a) condensation (b) evaporation (c) freezing (d) melting
20. 20.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) wipe them dry (c) leave them wet (d) slide on them
21. 21.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a battery cell (c) cling film (d) a big bowl
22. 22.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? Which of these is what we measure? (a) how many drops form (b) the time we wait (c) the cling film cover (d) sun or shade
23. 23.⚖️ 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 change it (b) we keep it the same (c) we measure it
24. 24.True or false: wet hair drying is evaporation. (a) True (b) False
25. 25.💧 Which change is this: dew on morning grass? (a) melting (b) condensation (c) evaporation (d) freezing
26. 26.⚖️ 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 kept the same. (a) True (b) False
27. 27.⚖️ 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) how many drops form (c) the size of the bowl (d) the amount of water
28. 28.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
29. 29.⚖️ 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 the one thing we change. (a) False (b) True
30. 30.True or false: water becoming ice is freezing. (a) False (b) True
31. 31.True or false: drops on a cold glass is evaporation. (a) True (b) False
32. 32.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it disappears (c) it turns to drops (d) it turns to smoke
33. 33.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) a big bowl (c) ice cubes (d) a magnet
34. 34.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
35. 35.True or false: sunlight is needed for the water cycle bowl. (a) False (b) True
36. 36.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) turmeric powder (c) cling film (d) sunlight
37. 37.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) some water evaporates (c) it turns to ice (d) the water increases
38. 38.💧 Which change is this: butter going runny? (a) freezing (b) melting (c) evaporation (d) condensation
39. 39.💧 Which of these is evaporation? (a) butter going runny (b) wet clothes drying (c) making ice lollies (d) drops under a pot lid
40. 40.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “the size of the bowl”? (a) we change it (b) we measure it (c) we keep it the same

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