Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 331 · 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 of these is freezing? (a) making ice lollies (b) dew on morning grass (c) wet hair drying (d) sweat drying on skin
2. 2.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
3. 3.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
4. 4.⚖️ 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 size of the bowl (b) the time we wait (c) the cling film cover (d) how many drops form
5. 5.⚖️ 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 measure it (b) we change it (c) we keep it the same
6. 6.⚖️ 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 what we measure. (a) False (b) True
7. 7.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: how many drops form is the one thing we change. (a) False (b) True
8. 8.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) cling film (c) a small cup (d) a magnet
9. 9.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a balloon (c) a big bowl (d) turmeric powder
10. 10.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a magnet (c) a balloon (d) a small cup
11. 11.🔍 Which is the odd one out? (a) drops on a cold glass (b) butter going runny (c) dew on morning grass (d) a misty bathroom mirror
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) a small cup (c) a big bowl (d) ice cubes
13. 13.⚖️ 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 what we measure. (a) False (b) True
14. 14.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) hot water can scald (c) it changes colour (d) hot water is heavy
15. 15.⚖️ 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
16. 16.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) ice cubes (c) yeast (d) a small cup
17. 17.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
18. 18.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) slower (c) they turn to ice (d) they never dry
19. 19.True or false: wet clothes drying is freezing. (a) True (b) False
20. 20.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) sunlight (c) cling film (d) a balloon
21. 21.🔍 Which is the odd one out? (a) dew on morning grass (b) drops under a pot lid (c) wet hair drying (d) drops on a cold glass
22. 22.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) the cling film (c) the air outside (d) water warmed by the Sun
23. 23.⚖️ 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 measure it (c) we change it
24. 24.True or false: a big bowl is needed for the water cycle bowl. (a) True (b) False
25. 25.⚖️ 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 change it (c) we keep it the same
26. 26.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) the bowl freezes (c) fewer drops form (d) more drops form
27. 27.True or false: a pond icing over is freezing. (a) False (b) True
28. 28.💧 Which of these is evaporation? (a) dew on morning grass (b) a misty bathroom mirror (c) sweat drying on skin (d) making ice lollies
29. 29.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) slide on them (c) wipe them dry (d) pour more water
30. 30.True or false: a pond icing over is evaporation. (a) False (b) True
31. 31.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) a big bowl (c) a battery cell (d) cling film
32. 32.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
33. 33.True or false: a puddle drying up is evaporation. (a) False (b) True
34. 34.True or false: ice cubes is needed for the water cycle bowl. (a) True (b) False
35. 35.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a big bowl (c) sunlight (d) yeast
36. 36.⚖️ 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 keep it the same (b) we change it (c) we measure it
37. 37.🧺 Which of these is not needed for the water cycle bowl? (a) a mirror (b) water (c) a small cup (d) ice cubes
38. 38.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: how many drops form is kept the same. (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) it turns to ice (c) the water increases (d) some water evaporates
40. 40.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a balloon (c) water (d) sunlight

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