Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 735 · 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? True or false: sun or shade is the one thing we change. (a) True (b) False
2. 2.True or false: ice cubes is not needed for the water cycle bowl. (a) False (b) True
3. 3.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) turmeric powder (c) water (d) ice cubes
4. 4.🛟 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
5. 5.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) wind (c) lightning (d) rain
6. 6.🔍 Which is the odd one out? (a) wet hair drying (b) wet clothes drying (c) sweat drying on skin (d) ice becoming water
7. 7.⚖️ 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
8. 8.💧 Which of these is evaporation? (a) dew on morning grass (b) water becoming ice (c) wet clothes drying (d) a misty bathroom mirror
9. 9.True or false: a misty bathroom mirror is condensation. (a) False (b) True
10. 10.⚖️ 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
11. 11.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) sunlight (c) turmeric powder (d) yeast
12. 12.⚖️ 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 time we wait (b) the size of the bowl (c) sun or shade (d) the amount of water
13. 13.💧 Which change is this: drops under a pot lid? (a) freezing (b) evaporation (c) condensation (d) melting
14. 14.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) water (c) a magnet (d) cling film
15. 15.⚖️ 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) the time we wait (b) the size of the bowl (c) sun or shade (d) how many drops form
16. 16.True or false: turmeric powder is needed for the water cycle bowl. (a) False (b) True
17. 17.💧 Which of these is evaporation? (a) a pond icing over (b) water becoming ice (c) a misty bathroom mirror (d) wet hair drying
18. 18.⚖️ 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 the one thing we change. (a) False (b) True
19. 19.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False
20. 20.True or false: ice becoming water is freezing. (a) True (b) False
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) it turns to salt (d) some water evaporates
22. 22.True or false: a big bowl is needed for the water cycle bowl. (a) False (b) True
23. 23.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a big bowl (c) a battery cell (d) water
24. 24.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) the air outside (c) the cling film (d) water warmed by the Sun
25. 25.True or false: sunlight is needed for the water cycle bowl. (a) False (b) True
26. 26.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) ice escapes the glass (c) vapour in air cools (d) the glass sweats
27. 27.⚖️ 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 amount of water (b) how many drops form (c) sun or shade
28. 28.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a balloon (c) a mirror (d) water
29. 29.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
30. 30.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) ice cubes (c) a big bowl (d) yeast
31. 31.🔍 Which is the odd one out? (a) water becoming ice (b) making ice lollies (c) a pond icing over (d) a puddle drying up
32. 32.⚖️ 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
33. 33.True or false: dew on morning grass is evaporation. (a) True (b) False
34. 34.💧 Which change is this: wet clothes drying? (a) melting (b) freezing (c) condensation (d) evaporation
35. 35.True or false: a puddle drying up is evaporation. (a) True (b) False
36. 36.🔍 Which is the odd one out? (a) sweat drying on skin (b) a puddle drying up (c) snow turning to water (d) wet clothes drying
37. 37.🧺 Which of these is not needed for the water cycle bowl? (a) a battery cell (b) cling film (c) water (d) a small cup
38. 38.True or false: a pond icing over is evaporation. (a) True (b) False
39. 39.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
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 time we wait”? (a) we measure it (b) we change it (c) we keep it the same

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