Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 900 · 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 cling film cover is what we measure. (a) True (b) False
2. 2.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) more drops form (c) the bowl freezes (d) the water turns red
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 cling film cover”? (a) we change it (b) we keep it the same (c) we measure it
4. 4.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) turmeric powder (c) a small cup (d) a big bowl
5. 5.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) it changes colour (c) hot water is magnetic (d) hot water can scald
6. 6.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
7. 7.⚖️ 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 kept the same. (a) False (b) True
8. 8.⚖️ 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) True (b) False
9. 9.True or false: a big bowl is needed for the water cycle bowl. (a) True (b) False
10. 10.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
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 size of the bowl”? (a) we change it (b) we keep it the same (c) we measure it
12. 12.💧 Which of these is freezing? (a) wet hair drying (b) making ice lollies (c) wet clothes drying (d) drops on a cold glass
13. 13.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
14. 14.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) turmeric powder (c) sunlight (d) a magnet
15. 15.⚖️ 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 measure it (b) we keep it the same (c) we change it
16. 16.⚖️ 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
17. 17.True or false: drops on a cold glass is evaporation. (a) True (b) False
18. 18.💧 Which of these is melting? (a) dew on morning grass (b) a puddle drying up (c) water becoming ice (d) ice becoming water
19. 19.True or false: a puddle drying up is melting. (a) False (b) True
20. 20.⚖️ 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 amount of water (b) the size of the bowl (c) the time we wait (d) sun or shade
21. 21.True or false: a misty bathroom mirror is freezing. (a) False (b) True
22. 22.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
23. 23.💧 Which of these is melting? (a) snow turning to water (b) wet hair drying (c) dew on morning grass (d) drops on a cold glass
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 kept the same. (a) True (b) False
25. 25.True or false: yeast is needed for the water cycle bowl. (a) False (b) True
26. 26.💧 Which change is this: drops on a cold glass? (a) freezing (b) evaporation (c) condensation (d) melting
27. 27.True or false: butter going runny is evaporation. (a) True (b) False
28. 28.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a mirror (c) a balloon (d) cling film
29. 29.⚖️ 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 measure it (c) we change it
30. 30.💧 Which change is this: wet clothes drying? (a) evaporation (b) freezing (c) melting (d) condensation
31. 31.True or false: sweat drying on skin is condensation. (a) True (b) False
32. 32.⚖️ 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 time we wait (b) sun or shade (c) how many drops form
33. 33.💧 Which change is this: making ice lollies? (a) melting (b) condensation (c) evaporation (d) freezing
34. 34.True or false: butter going runny is melting. (a) False (b) True
35. 35.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
36. 36.True or false: wet hair drying is evaporation. (a) False (b) True
37. 37.💧 Which of these is evaporation? (a) sweat drying on skin (b) drops under a pot lid (c) a misty bathroom mirror (d) making ice lollies
38. 38.💧 Which of these is evaporation? (a) drops on a cold glass (b) wet hair drying (c) snow turning to water (d) ice becoming water
39. 39.🧺 Which of these is not needed for the water cycle bowl? (a) a mirror (b) a small cup (c) cling film (d) sunlight
40. 40.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) water (d) a battery cell

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