Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 651 · 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) faster (b) they never dry (c) they turn to ice (d) slower
2. 2.True or false: ice cubes is needed for the water cycle bowl. (a) False (b) True
3. 3.🔍 Which is the odd one out? (a) wet hair drying (b) sweat drying on skin (c) a puddle drying up (d) butter going runny
4. 4.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the water turns red (c) more drops form (d) the bowl freezes
5. 5.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) water becoming ice (d) ice becoming water
6. 6.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
7. 7.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
8. 8.⚖️ 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
9. 9.⚖️ 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 what we measure. (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 “the time we wait”? (a) we keep it the same (b) we measure it (c) we change it
11. 11.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a magnet (c) water (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) the amount of water (d) sun or shade
13. 13.⚖️ 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 size of the bowl (b) how many drops form (c) sun or shade
14. 14.⚖️ 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
15. 15.💧 Which of these is melting? (a) snow turning to water (b) wet hair drying (c) drops on a cold glass (d) a puddle drying up
16. 16.⚖️ 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
17. 17.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
18. 18.⚖️ 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
19. 19.💧 Which change is this: water becoming ice? (a) freezing (b) evaporation (c) melting (d) condensation
20. 20.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a small cup (c) water (d) turmeric powder
21. 21.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) lightning (c) sunshine (d) rain
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) ice cubes (c) water (d) turmeric powder
23. 23.🧺 Which of these is needed for the water cycle bowl? (a) ice cubes (b) a battery cell (c) a mirror (d) a magnet
24. 24.⚖️ 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
25. 25.💧 Which change is this: drops under a pot lid? (a) condensation (b) evaporation (c) melting (d) freezing
26. 26.True or false: drops on a cold glass is condensation. (a) True (b) False
27. 27.⚖️ 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 cling film cover (b) how many drops form (c) the size of the bowl (d) sun or shade
28. 28.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water can scald (c) it changes colour (d) hot water is magnetic
29. 29.True or false: dew on morning grass is evaporation. (a) True (b) False
30. 30.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to smoke (c) it disappears (d) it turns to salt
31. 31.💧 Which of these is melting? (a) drops on a cold glass (b) a misty bathroom mirror (c) making ice lollies (d) ice becoming water
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.🧺 Which of these is not needed for the water cycle bowl? (a) yeast (b) cling film (c) water (d) sunlight
34. 34.True or false: drops under a pot lid is condensation. (a) True (b) False
35. 35.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass leaks (c) the glass sweats (d) ice escapes the glass
36. 36.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
37. 37.True or false: ice becoming water is melting. (a) False (b) True
38. 38.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) leave them wet (c) slide on them (d) wipe them dry
39. 39.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
40. 40.True or false: a puddle drying up is freezing. (a) False (b) True

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