Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 783 · 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: a magnet is not needed for the water cycle bowl. (a) False (b) True
2. 2.💧 Which of these is evaporation? (a) drops on a cold glass (b) a puddle drying up (c) dew on morning grass (d) a pond icing over
3. 3.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a battery cell (c) a balloon (d) ice cubes
4. 4.💧 Which change is this: snow turning to water? (a) melting (b) evaporation (c) condensation (d) freezing
5. 5.True or false: ice cubes is not needed for the water cycle bowl. (a) False (b) True
6. 6.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the bowl itself (c) the cling film (d) the air outside
7. 7.💧 Which change is this: a misty bathroom mirror? (a) melting (b) freezing (c) condensation (d) evaporation
8. 8.True or false: wet clothes drying is evaporation. (a) False (b) True
9. 9.💧 Which of these is evaporation? (a) drops under a pot lid (b) dew on morning grass (c) butter going runny (d) wet clothes drying
10. 10.⚖️ 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 amount of water (c) how many drops form (d) the cling film cover
11. 11.⚖️ 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 change it (c) we keep it the same
12. 12.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
13. 13.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “the cling film cover”? (a) we measure it (b) we keep it the same (c) we change it
14. 14.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a small cup (c) a balloon (d) cling film
15. 15.True or false: water becoming ice is freezing. (a) False (b) True
16. 16.⚖️ 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 keep it the same (b) we change it (c) we measure it
17. 17.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
18. 18.True or false: a big bowl is not needed for the water cycle bowl. (a) True (b) False
19. 19.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a mirror (b) cling film (c) a small cup (d) water
20. 20.📘 What is water vapour? (a) tiny ice cubes (b) salty water (c) water as a gas (d) a kind of smoke
21. 21.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) the water increases (c) some water evaporates (d) it turns to salt
22. 22.⚖️ 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 the one thing we change. (a) False (b) True
23. 23.🔍 Which is the odd one out? (a) sweat drying on skin (b) dew on morning grass (c) wet clothes drying (d) wet hair drying
24. 24.🧺 Which of these is needed for the water cycle bowl? (a) water (b) a balloon (c) turmeric powder (d) yeast
25. 25.🔍 Which is the odd one out? (a) wet hair drying (b) a puddle drying up (c) wet clothes drying (d) a pond icing over
26. 26.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) rain (c) wind (d) lightning
27. 27.True or false: turmeric powder is needed for the water cycle bowl. (a) False (b) True
28. 28.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) hot water is heavy (c) hot water can scald (d) it changes colour
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) sunlight (c) water (d) cling film
30. 30.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) sunlight (c) yeast (d) a mirror
31. 31.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
32. 32.⚖️ 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
33. 33.⚖️ 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 amount of water (c) the time we wait (d) sun or shade
34. 34.⚖️ 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 measure it (c) we keep it the same
35. 35.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a big bowl (c) turmeric powder (d) cling film
36. 36.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) cling film (c) a balloon (d) a mirror
37. 37.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to salt (c) it turns to smoke (d) it turns to drops
38. 38.💧 Which of these is condensation? (a) snow turning to water (b) a pond icing over (c) water becoming ice (d) drops under a pot lid
39. 39.True or false: ice cubes is needed for the water cycle bowl. (a) False (b) True
40. 40.True or false: drops on a cold glass is condensation. (a) False (b) True

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