Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 470 · 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: 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
2. 2.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water can scald (c) hot water is magnetic (d) hot water is heavy
3. 3.⚖️ 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
4. 4.💧 Which change is this: butter going runny? (a) freezing (b) evaporation (c) melting (d) condensation
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 amount of water”? (a) we keep it the same (b) we change it (c) we measure it
6. 6.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) cling film (c) a big bowl (d) yeast
7. 7.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) fewer drops form (c) the water turns red (d) more drops form
8. 8.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) water (c) a big bowl (d) ice cubes
9. 9.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
10. 10.🔍 Which is the odd one out? (a) water becoming ice (b) wet clothes drying (c) a puddle drying up (d) sweat drying on skin
11. 11.⚖️ 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
12. 12.⚖️ 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 keep it the same (b) we measure it (c) we change it
13. 13.💧 Which change is this: a misty bathroom mirror? (a) evaporation (b) condensation (c) freezing (d) melting
14. 14.💧 Which of these is evaporation? (a) snow turning to water (b) drops under a pot lid (c) wet clothes drying (d) making ice lollies
15. 15.True or false: water is not needed for the water cycle bowl. (a) True (b) False
16. 16.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) sunlight (c) a magnet (d) a big bowl
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) sunlight (c) a mirror (d) ice cubes
18. 18.⚖️ 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 amount of water (c) how many drops form (d) the cling film cover
19. 19.True or false: turmeric powder is needed for the water cycle bowl. (a) True (b) False
20. 20.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) a big bowl (c) cling film (d) a small cup
21. 21.⚖️ 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) how many drops form (b) the cling film cover (c) the time we wait (d) sun or shade
22. 22.⚖️ 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) True (b) False
23. 23.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to salt (c) some water evaporates (d) it turns to ice
24. 24.True or false: wet clothes drying is evaporation. (a) True (b) False
25. 25.⚖️ 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
26. 26.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) slide on them (c) pour more water (d) wipe them dry
27. 27.💧 Which of these is freezing? (a) water becoming ice (b) a misty bathroom mirror (c) sweat drying on skin (d) ice becoming water
28. 28.⚖️ 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) the amount of water (c) how many drops form
29. 29.⚖️ 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) how many drops form (c) sun or shade
30. 30.💧 Which of these is evaporation? (a) wet hair drying (b) snow turning to water (c) ice becoming water (d) making ice lollies
31. 31.True or false: water is needed for the water cycle bowl. (a) False (b) True
32. 32.💧 Which change is this: wet hair drying? (a) freezing (b) evaporation (c) condensation (d) melting
33. 33.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) a small cup (c) water (d) cling film
34. 34.True or false: a big bowl is not needed for the water cycle bowl. (a) True (b) False
35. 35.🔍 Which is the odd one out? (a) making ice lollies (b) water becoming ice (c) drops on a cold glass (d) a pond icing over
36. 36.💧 Which of these is freezing? (a) a pond icing over (b) butter going runny (c) a misty bathroom mirror (d) drops under a pot lid
37. 37.⚖️ 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 what we measure. (a) True (b) False
38. 38.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) sunlight (c) a battery cell (d) a small cup
39. 39.True or false: wet hair drying is evaporation. (a) False (b) True
40. 40.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) water warmed by the Sun (c) the cling film (d) the air outside

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