Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 792 · 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.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) turmeric powder (c) water (d) ice cubes
2. 2.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) sunlight (c) cling film (d) water
3. 3.⚖️ 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 size of the bowl
4. 4.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
5. 5.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a magnet (c) cling film (d) yeast
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) yeast (d) cling film
7. 7.⚖️ 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
8. 8.🔍 Which is the odd one out? (a) wet hair drying (b) butter going runny (c) snow turning to water (d) ice becoming water
9. 9.💧 Which change is this: dew on morning grass? (a) melting (b) evaporation (c) freezing (d) condensation
10. 10.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) lightning (c) rain (d) wind
11. 11.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) fewer drops form (c) more drops form (d) the water turns red
12. 12.⚖️ 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) False (b) True
13. 13.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
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) faster (d) they never dry
15. 15.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) wipe them dry (c) slide on them (d) leave them wet
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a mirror (b) a small cup (c) a big bowl (d) ice cubes
17. 17.True or false: wet hair drying is evaporation. (a) True (b) False
18. 18.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a big bowl (c) yeast (d) cling film
19. 19.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a big bowl (c) a magnet (d) yeast
20. 20.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) vapour in air cools (c) ice escapes the glass (d) the glass sweats
21. 21.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) cling film (c) water (d) a mirror
22. 22.True or false: water is not needed for the water cycle bowl. (a) False (b) True
23. 23.True or false: water is 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.💧 Which change is this: a misty bathroom mirror? (a) evaporation (b) condensation (c) freezing (d) melting
26. 26.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
27. 27.💧 Which change is this: drops under a pot lid? (a) freezing (b) melting (c) condensation (d) evaporation
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) cling film (c) a big bowl (d) turmeric powder
29. 29.💧 Which change is this: ice becoming water? (a) condensation (b) evaporation (c) freezing (d) melting
30. 30.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) water (c) a battery cell (d) a big bowl
31. 31.💧 Which of these is evaporation? (a) making ice lollies (b) ice becoming water (c) a misty bathroom mirror (d) a puddle drying up
32. 32.⚖️ 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 measure it (b) we keep it the same (c) we change it
33. 33.⚖️ 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 size of the bowl (b) sun or shade (c) the time we wait (d) how many drops form
34. 34.True or false: drops under a pot lid is evaporation. (a) True (b) False
35. 35.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a battery cell (c) a magnet (d) a small cup
36. 36.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
37. 37.⚖️ 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
38. 38.🔍 Which is the odd one out? (a) drops under a pot lid (b) a misty bathroom mirror (c) dew on morning grass (d) a pond icing over
39. 39.💧 Which of these is freezing? (a) drops on a cold glass (b) snow turning to water (c) sweat drying on skin (d) making ice lollies
40. 40.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a balloon (c) ice cubes (d) a mirror

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