Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 702 · 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.True or false: snow turning to water is melting. (a) False (b) True
2. 2.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) sunlight (c) turmeric powder (d) water
3. 3.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is kept the same. (a) False (b) True
4. 4.⚖️ 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 the one thing we change. (a) False (b) True
5. 5.⚖️ 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
6. 6.⚖️ 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 the one thing we change. (a) False (b) True
7. 7.💧 Which of these is evaporation? (a) ice becoming water (b) a pond icing over (c) dew on morning grass (d) wet clothes drying
8. 8.🔍 Which is the odd one out? (a) drops on a cold glass (b) a misty bathroom mirror (c) a puddle drying up (d) dew on morning grass
9. 9.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
10. 10.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) cling film (c) turmeric powder (d) a mirror
11. 11.⚖️ 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
12. 12.💧 Which of these is condensation? (a) a pond icing over (b) sweat drying on skin (c) a puddle drying up (d) a misty bathroom mirror
13. 13.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass sweats (c) the glass leaks (d) vapour in air cools
14. 14.💧 Which change is this: ice becoming water? (a) condensation (b) evaporation (c) freezing (d) melting
15. 15.💧 Which of these is freezing? (a) sweat drying on skin (b) wet hair drying (c) wet clothes drying (d) a pond icing over
16. 16.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) rain (b) wind (c) lightning (d) sunshine
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) sunlight (c) a mirror (d) a small cup
18. 18.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) some water evaporates (c) the water increases (d) it turns to salt
19. 19.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is heavy (c) it changes colour (d) hot water is magnetic
20. 20.⚖️ 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 the one thing we change. (a) False (b) True
21. 21.⚖️ 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) False (b) True
22. 22.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
23. 23.True or false: snow turning to water is condensation. (a) True (b) False
24. 24.⚖️ 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) sun or shade (c) the size of the bowl (d) the time we wait
25. 25.⚖️ 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
26. 26.True or false: ice cubes is needed for the water cycle bowl. (a) True (b) False
27. 27.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
28. 28.⚖️ 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 change it (b) we measure it (c) we keep it the same
29. 29.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) slide on them (c) wipe them dry (d) leave them wet
30. 30.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) fewer drops form (c) the bowl freezes (d) the water turns red
31. 31.⚖️ 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) the amount of water (c) how many drops form
32. 32.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) they turn to ice (c) they never dry (d) faster
33. 33.True or false: a small cup is not needed for the water cycle bowl. (a) True (b) False
34. 34.True or false: a magnet is not needed for the water cycle bowl. (a) True (b) False
35. 35.💧 Which of these is evaporation? (a) drops on a cold glass (b) wet hair drying (c) a pond icing over (d) making ice lollies
36. 36.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to smoke (c) it disappears (d) it turns to salt
37. 37.⚖️ 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
38. 38.True or false: a pond icing over is freezing. (a) True (b) False
39. 39.💧 Which change is this: dew on morning grass? (a) melting (b) evaporation (c) condensation (d) freezing
40. 40.💧 Which of these is evaporation? (a) sweat drying on skin (b) making ice lollies (c) butter going runny (d) drops on a cold glass

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