Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 223 · 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: the amount of water is the one thing we change. (a) True (b) False
2. 2.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a mirror (c) cling film (d) a big bowl
3. 3.True or false: drops under a pot lid is condensation. (a) False (b) True
4. 4.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) water (c) a balloon (d) ice cubes
5. 5.True or false: snow turning to water is melting. (a) False (b) True
6. 6.⚖️ 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
7. 7.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
8. 8.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a big bowl (c) water (d) yeast
9. 9.🛟 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
10. 10.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
11. 11.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) faster (c) slower (d) they never dry
12. 12.⚖️ 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
13. 13.💧 Which of these is evaporation? (a) a misty bathroom mirror (b) making ice lollies (c) a puddle drying up (d) drops under a pot lid
14. 14.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) ice cubes (c) a balloon (d) cling film
15. 15.🔍 Which is the odd one out? (a) snow turning to water (b) butter going runny (c) ice becoming water (d) a puddle drying up
16. 16.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) cling film (c) yeast (d) a battery cell
17. 17.True or false: water is needed for the water cycle bowl. (a) True (b) False
18. 18.💧 Which change is this: sweat drying on skin? (a) melting (b) evaporation (c) condensation (d) freezing
19. 19.⚖️ 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
20. 20.🔮 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) some water evaporates (d) the water increases
21. 21.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a magnet (c) water (d) a battery cell
22. 22.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the bowl freezes (c) more drops form (d) the water turns red
23. 23.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False
24. 24.True or false: sweat drying on skin is evaporation. (a) False (b) True
25. 25.True or false: sunlight is not needed for the water cycle bowl. (a) False (b) True
26. 26.💧 Which of these is evaporation? (a) drops on a cold glass (b) drops under a pot lid (c) wet clothes drying (d) a misty bathroom mirror
27. 27.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) ice escapes the glass (c) the glass sweats (d) vapour in air cools
28. 28.⚖️ 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) True (b) False
29. 29.💧 Which of these is melting? (a) wet clothes drying (b) dew on morning grass (c) making ice lollies (d) ice becoming water
30. 30.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) pour more water (c) wipe them dry (d) leave them wet
31. 31.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
32. 32.True or false: a mirror is not needed for the water cycle bowl. (a) False (b) True
33. 33.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) water (c) yeast (d) sunlight
34. 34.⚖️ 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) False (b) True
35. 35.💧 Which of these is condensation? (a) a misty bathroom mirror (b) wet clothes drying (c) butter going runny (d) wet hair drying
36. 36.💧 Which of these is melting? (a) wet clothes drying (b) wet hair drying (c) butter going runny (d) dew on morning grass
37. 37.True or false: turmeric powder is not needed for the water cycle bowl. (a) True (b) False
38. 38.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
39. 39.⚖️ 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 change it (b) we keep it the same (c) we measure it
40. 40.💧 Which change is this: wet clothes drying? (a) condensation (b) melting (c) evaporation (d) freezing

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