Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 221 · 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.🔮 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
2. 2.⚖️ 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
3. 3.🔍 Which is the odd one out? (a) wet hair drying (b) a puddle drying up (c) ice becoming water (d) wet clothes drying
4. 4.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
5. 5.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a mirror (c) cling film (d) a balloon
6. 6.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
7. 7.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) sunlight (c) a small cup (d) yeast
8. 8.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
9. 9.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) ice cubes (c) a mirror (d) yeast
10. 10.⚖️ 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) the amount of water (c) sun or shade
11. 11.⚖️ 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 kept the same. (a) True (b) False
12. 12.⚖️ 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 the one thing we change. (a) True (b) False
13. 13.💧 Which change is this: a pond icing over? (a) melting (b) evaporation (c) freezing (d) condensation
14. 14.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) slower (c) they never dry (d) faster
15. 15.🔍 Which is the odd one out? (a) snow turning to water (b) butter going runny (c) drops under a pot lid (d) ice becoming water
16. 16.💧 In the covered bowl, where does the water vapour come from? (a) the air outside (b) the bowl itself (c) the cling film (d) water warmed by the Sun
17. 17.⚖️ 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 keep it the same (c) we change it
18. 18.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) rain (b) sunshine (c) lightning (d) wind
19. 19.⚖️ 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 cling film cover
20. 20.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) cling film (c) a big bowl (d) a magnet
21. 21.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a balloon (c) water (d) a big bowl
23. 23.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True
24. 24.⚖️ 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
25. 25.📘 What is water vapour? (a) a kind of smoke (b) tiny ice cubes (c) water as a gas (d) salty water
26. 26.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) turmeric powder (c) a battery cell (d) water
27. 27.⚖️ 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 keep it the same (c) we change it
28. 28.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
29. 29.True or false: making ice lollies is evaporation. (a) True (b) False
30. 30.🧺 Which of these is not needed for the water cycle bowl? (a) a magnet (b) a big bowl (c) water (d) ice cubes
31. 31.True or false: ice becoming water is melting. (a) True (b) False
32. 32.🛟 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
33. 33.🔍 Which is the odd one out? (a) making ice lollies (b) water becoming ice (c) a pond icing over (d) wet clothes drying
34. 34.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) ice cubes (c) cling film (d) yeast
35. 35.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) it turns to salt (c) the water increases (d) some water evaporates
36. 36.⚖️ 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
37. 37.True or false: a magnet is needed for the water cycle bowl. (a) False (b) True
38. 38.True or false: sunlight is needed for the water cycle bowl. (a) True (b) False
39. 39.⚖️ 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 what we measure. (a) False (b) True
40. 40.💧 Which change is this: water becoming ice? (a) melting (b) evaporation (c) condensation (d) freezing

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