Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 593 · 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.True or false: wet clothes drying is melting. (a) True (b) False
2. 2.True or false: water is needed for the water cycle bowl. (a) True (b) False
3. 3.True or false: ice becoming water is melting. (a) False (b) True
4. 4.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) wipe them dry (c) slide on them (d) pour more water
5. 5.⚖️ 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) sun or shade (c) the cling film cover (d) the amount of water
6. 6.⚖️ 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
7. 7.📘 What is water vapour? (a) a kind of smoke (b) salty water (c) tiny ice cubes (d) water as a gas
8. 8.True or false: a magnet is needed for the water cycle bowl. (a) False (b) True
9. 9.True or false: wet clothes drying is condensation. (a) True (b) False
10. 10.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) sunlight (c) a mirror (d) a small cup
11. 11.💧 Which of these is melting? (a) sweat drying on skin (b) ice becoming water (c) wet clothes drying (d) water becoming ice
12. 12.🔮 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 salt (d) it turns to ice
13. 13.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) lightning (c) rain (d) wind
14. 14.True or false: a puddle drying up is evaporation. (a) False (b) True
15. 15.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a balloon (c) water (d) a small cup
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a magnet (c) sunlight (d) a small cup
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) sunlight (c) yeast (d) a big bowl
18. 18.💧 Which change is this: drops on a cold glass? (a) freezing (b) melting (c) evaporation (d) condensation
19. 19.True or false: drops on a cold glass is melting. (a) True (b) False
20. 20.True or false: water is not needed for the water cycle bowl. (a) True (b) False
21. 21.⚖️ 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) how many drops form (b) sun or shade (c) the cling film cover
22. 22.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a small cup (c) a mirror (d) a balloon
23. 23.💧 Which of these is evaporation? (a) dew on morning grass (b) wet clothes drying (c) a pond icing over (d) snow turning to water
24. 24.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) fewer drops form (c) the bowl freezes (d) more drops form
25. 25.💧 Which change is this: drops under a pot lid? (a) freezing (b) evaporation (c) melting (d) condensation
26. 26.True or false: wet hair drying is evaporation. (a) True (b) False
27. 27.💧 Which of these is freezing? (a) wet clothes drying (b) making ice lollies (c) ice becoming water (d) snow turning to water
28. 28.💧 Which change is this: butter going runny? (a) freezing (b) melting (c) evaporation (d) condensation
29. 29.True or false: making ice lollies is melting. (a) True (b) False
30. 30.True or false: wet clothes drying is evaporation. (a) True (b) False
31. 31.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a small cup (c) ice cubes (d) a balloon
32. 32.💧 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
33. 33.⚖️ 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
34. 34.⚖️ 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 time we wait
35. 35.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) water (c) turmeric powder (d) sunlight
36. 36.💧 Which change is this: wet hair drying? (a) freezing (b) evaporation (c) melting (d) condensation
37. 37.⚖️ 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) False (b) True
38. 38.💧 Which change is this: dew on morning grass? (a) evaporation (b) condensation (c) melting (d) freezing
39. 39.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is magnetic (c) it changes colour (d) hot water is heavy
40. 40.🧺 Which of these is needed for the water cycle bowl? (a) a big bowl (b) a mirror (c) a battery cell (d) turmeric powder

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