Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 266 · 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 evaporation? (a) wet hair drying (b) water becoming ice (c) dew on morning grass (d) snow turning to water
2. 2.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is heavy (c) hot water is magnetic (d) it changes colour
3. 3.🧺 Which of these is needed for the water cycle bowl? (a) a small cup (b) a balloon (c) a battery cell (d) yeast
4. 4.💧 Which change is this: water becoming ice? (a) melting (b) condensation (c) evaporation (d) freezing
5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) water (c) cling film (d) a balloon
6. 6.💧 Which of these is evaporation? (a) drops under a pot lid (b) ice becoming water (c) a puddle drying up (d) a pond icing over
7. 7.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) the water turns red (c) the bowl freezes (d) fewer drops form
8. 8.⚖️ 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 change it (b) we keep it the same (c) we measure it
9. 9.⚖️ 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) how many drops form (b) sun or shade (c) the size of the bowl
10. 10.💧 Which change is this: wet hair drying? (a) melting (b) condensation (c) freezing (d) evaporation
11. 11.💧 Which of these is melting? (a) making ice lollies (b) dew on morning grass (c) wet clothes drying (d) butter going runny
12. 12.🔍 Which is the odd one out? (a) wet clothes drying (b) sweat drying on skin (c) drops on a cold glass (d) wet hair drying
13. 13.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) a big bowl (c) sunlight (d) a small cup
14. 14.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
15. 15.True or false: dew on morning grass is freezing. (a) True (b) False
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) a big bowl (c) ice cubes (d) sunlight
17. 17.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a balloon (c) ice cubes (d) a battery cell
18. 18.⚖️ 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) sun or shade (c) the cling film cover (d) the size of the bowl
19. 19.⚖️ 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) how many drops form (b) the amount of water (c) the cling film cover (d) sun or shade
20. 20.True or false: a balloon is not needed for the water cycle bowl. (a) False (b) True
21. 21.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) yeast (c) a balloon (d) a big bowl
22. 22.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) it turns to salt (c) the water increases (d) it turns to ice
23. 23.True or false: a magnet 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 “the time we wait”? (a) we keep it the same (b) we change it (c) we measure it
25. 25.⚖️ 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
26. 26.⚖️ 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 change it (b) we keep it the same (c) we measure it
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) cling film (c) ice cubes (d) turmeric powder
28. 28.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) drops on a cold glass (c) a pond icing over (d) drops under a pot lid
29. 29.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a battery cell (c) yeast (d) water
30. 30.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) a small cup (c) a big bowl (d) a magnet
31. 31.True or false: a small cup is needed for the water cycle bowl. (a) False (b) True
32. 32.True or false: a big bowl is needed for the water cycle bowl. (a) True (b) False
33. 33.💧 Which of these is freezing? (a) a puddle drying up (b) ice becoming water (c) wet clothes drying (d) a pond icing over
34. 34.⚖️ 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
35. 35.True or false: water is needed for the water cycle bowl. (a) False (b) True
36. 36.⚖️ 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) True (b) False
37. 37.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) lightning (c) sunshine (d) rain
38. 38.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) slower (c) they turn to ice (d) faster
39. 39.💧 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
40. 40.🧺 Which of these is needed for the water cycle bowl? (a) sunlight (b) yeast (c) turmeric powder (d) a balloon

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