Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 72 · 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: butter going runny is condensation. (a) True (b) False
2. 2.True or false: drops under a pot lid is freezing. (a) True (b) False
3. 3.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
4. 4.⚖️ 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) sun or shade (b) how many drops form (c) the time we wait (d) the amount of water
5. 5.True or false: sunlight is needed for the water cycle bowl. (a) False (b) True
6. 6.🔮 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
7. 7.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a balloon (c) water (d) cling film
8. 8.⚖️ 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
9. 9.💧 Which change is this: a misty bathroom mirror? (a) condensation (b) melting (c) evaporation (d) freezing
10. 10.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it disappears (c) it turns to drops (d) it turns to smoke
11. 11.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) ice cubes (c) water (d) a mirror
12. 12.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) it turns to ice (c) the water increases (d) some water evaporates
13. 13.💧 Which change is this: making ice lollies? (a) evaporation (b) melting (c) freezing (d) condensation
14. 14.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a battery cell (c) a magnet (d) ice cubes
15. 15.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) pour more water (c) slide on them (d) wipe them dry
16. 16.🧺 Which of these is not needed for the water cycle bowl? (a) turmeric powder (b) cling film (c) a small cup (d) a big bowl
17. 17.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) turmeric powder (c) a big bowl (d) a mirror
18. 18.⚖️ 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
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) 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) how many drops form (b) the amount of water (c) sun or shade (d) the size of the bowl
21. 21.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) lightning (b) rain (c) sunshine (d) wind
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a magnet (c) water (d) cling film
23. 23.True or false: yeast is needed for the water cycle bowl. (a) False (b) True
24. 24.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) hot water can scald (c) it changes colour (d) hot water is heavy
25. 25.💧 Which change is this: wet clothes drying? (a) freezing (b) evaporation (c) condensation (d) melting
26. 26.💧 Which of these is condensation? (a) wet hair drying (b) sweat drying on skin (c) drops under a pot lid (d) a puddle drying up
27. 27.🔍 Which is the odd one out? (a) a pond icing over (b) a misty bathroom mirror (c) dew on morning grass (d) drops under a pot lid
28. 28.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) turmeric powder (c) sunlight (d) a balloon
29. 29.True or false: drops on a cold glass is condensation. (a) True (b) False
30. 30.True or false: a big bowl is needed for the water cycle bowl. (a) True (b) False
31. 31.🧺 Which of these is not needed for the water cycle bowl? (a) yeast (b) sunlight (c) a small cup (d) ice cubes
32. 32.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a big bowl (c) turmeric powder (d) a small cup
33. 33.💧 Which change is this: drops under a pot lid? (a) freezing (b) melting (c) evaporation (d) condensation
34. 34.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the bowl freezes (c) the water turns red (d) more drops form
35. 35.🔍 Which is the odd one out? (a) making ice lollies (b) water becoming ice (c) wet clothes drying (d) a pond icing over
36. 36.💧 Which change is this: drops on a cold glass? (a) evaporation (b) condensation (c) freezing (d) melting
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 cling film cover”? (a) we change it (b) we measure it (c) we keep it the same
38. 38.True or false: wet clothes drying is condensation. (a) True (b) False
39. 39.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass leaks (c) the glass sweats (d) ice escapes the glass
40. 40.⚖️ 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

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