Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 928 · 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.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) vapour in air cools (c) the glass sweats (d) the glass leaks
2. 2.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
3. 3.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) rain (c) lightning (d) wind
4. 4.True or false: wet clothes drying is melting. (a) False (b) True
5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) a big bowl (c) a small cup (d) ice cubes
6. 6.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
7. 7.💧 Which change is this: dew on morning grass? (a) evaporation (b) freezing (c) melting (d) condensation
8. 8.True or false: snow turning to water is freezing. (a) False (b) True
9. 9.⚖️ 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) how many drops form (d) sun or shade
10. 10.⚖️ 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 keep it the same (c) we change it
11. 11.💧 Which of these is freezing? (a) a misty bathroom mirror (b) sweat drying on skin (c) a pond icing over (d) wet clothes drying
12. 12.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
13. 13.True or false: cling film is needed for the water cycle bowl. (a) True (b) False
14. 14.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) ice cubes (c) turmeric powder (d) a mirror
15. 15.⚖️ 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) True (b) False
16. 16.💧 Which of these is freezing? (a) making ice lollies (b) a puddle drying up (c) sweat drying on skin (d) butter going runny
17. 17.💧 Which change is this: wet clothes drying? (a) condensation (b) evaporation (c) melting (d) freezing
18. 18.🧺 Which of these is needed for the water cycle bowl? (a) water (b) a magnet (c) turmeric powder (d) a battery cell
19. 19.⚖️ 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 kept the same. (a) True (b) False
20. 20.⚖️ 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 size of the bowl (b) the cling film cover (c) sun or shade (d) how many drops form
21. 21.💧 Which of these is condensation? (a) wet clothes drying (b) wet hair drying (c) making ice lollies (d) dew on morning grass
22. 22.True or false: sunlight is not needed for the water cycle bowl. (a) False (b) True
23. 23.⚖️ 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 change it (c) we keep it the same
24. 24.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) they turn to ice (c) they never dry (d) slower
25. 25.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) sunlight (c) a battery cell (d) a big bowl
26. 26.True or false: sweat drying on skin is condensation. (a) False (b) True
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) turmeric powder (c) water (d) ice cubes
28. 28.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is magnetic (c) hot water can scald (d) hot water is heavy
29. 29.True or false: a puddle drying up is freezing. (a) False (b) True
30. 30.💧 Which change is this: butter going runny? (a) melting (b) freezing (c) condensation (d) evaporation
31. 31.💧 Which of these is melting? (a) drops under a pot lid (b) water becoming ice (c) ice becoming water (d) a puddle drying up
32. 32.💧 Which of these is evaporation? (a) sweat drying on skin (b) drops on a cold glass (c) a misty bathroom mirror (d) making ice lollies
33. 33.⚖️ 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 measure it (b) we keep it the same (c) we change it
34. 34.⚖️ 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
35. 35.True or false: snow turning to water is melting. (a) False (b) True
36. 36.💧 Which of these is melting? (a) drops on a cold glass (b) a misty bathroom mirror (c) making ice lollies (d) butter going runny
37. 37.True or false: water becoming ice is freezing. (a) True (b) False
38. 38.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) ice cubes (c) cling film (d) yeast
39. 39.⚖️ 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) the amount of water (c) sun or shade
40. 40.💧 Which of these is melting? (a) snow turning to water (b) wet clothes drying (c) making ice lollies (d) drops under a pot lid

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