Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 382 · 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 needed for the water cycle bowl? (a) turmeric powder (b) a battery cell (c) a balloon (d) water
2. 2.⚖️ 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) True (b) False
3. 3.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to salt (c) it turns to ice (d) some water evaporates
4. 4.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) yeast (c) a big bowl (d) cling film
5. 5.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a balloon (c) a mirror (d) cling film
6. 6.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) a small cup (c) a battery cell (d) cling film
7. 7.💧 Which of these is evaporation? (a) a puddle drying up (b) drops on a cold glass (c) dew on morning grass (d) a pond icing over
8. 8.True or false: ice cubes is needed for the water cycle bowl. (a) True (b) False
9. 9.💧 Which of these is condensation? (a) butter going runny (b) ice becoming water (c) a misty bathroom mirror (d) wet hair drying
10. 10.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) ice cubes (c) sunlight (d) turmeric powder
11. 11.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a magnet (c) sunlight (d) cling film
12. 12.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is what we measure. (a) False (b) True
13. 13.True or false: wet clothes drying is evaporation. (a) True (b) False
14. 14.⚖️ 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 time we wait (b) the size of the bowl (c) sun or shade (d) the cling film cover
15. 15.True or false: snow turning to water is evaporation. (a) True (b) False
16. 16.🔍 Which is the odd one out? (a) butter going runny (b) wet clothes drying (c) ice becoming water (d) snow turning to water
17. 17.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to salt (c) it disappears (d) it turns to smoke
18. 18.True or false: a misty bathroom mirror is evaporation. (a) False (b) True
19. 19.True or false: yeast is not needed for the water cycle bowl. (a) True (b) False
20. 20.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) the bowl freezes (c) the water turns red (d) fewer drops form
21. 21.⚖️ 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 size of the bowl (c) the amount of water (d) the cling film cover
22. 22.🧺 Which of these is not needed for the water cycle bowl? (a) a mirror (b) ice cubes (c) sunlight (d) a big bowl
23. 23.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) water (c) ice cubes (d) sunlight
24. 24.⚖️ 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) False (b) True
25. 25.⚖️ 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
26. 26.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) ice cubes (c) a small cup (d) a magnet
27. 27.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a magnet (c) a balloon (d) a small cup
28. 28.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) leave them wet (c) pour more water (d) slide on them
29. 29.💧 Which of these is melting? (a) a puddle drying up (b) making ice lollies (c) water becoming ice (d) snow turning to water
30. 30.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) they never dry (c) faster (d) slower
31. 31.💧 Which change is this: a pond icing over? (a) melting (b) condensation (c) freezing (d) evaporation
32. 32.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) ice escapes the glass (c) vapour in air cools (d) the glass leaks
33. 33.⚖️ 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
34. 34.True or false: wet hair drying is evaporation. (a) False (b) True
35. 35.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) rain (b) wind (c) lightning (d) sunshine
36. 36.⚖️ 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) True (b) False
37. 37.True or false: water is needed for the water cycle bowl. (a) False (b) True
38. 38.True or false: a puddle drying up is condensation. (a) True (b) False
39. 39.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
40. 40.True or false: wet clothes drying is condensation. (a) True (b) False

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