Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 493 · 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: water is not needed for the water cycle bowl. (a) False (b) True
2. 2.💧 Which of these is evaporation? (a) a puddle drying up (b) snow turning to water (c) drops under a pot lid (d) dew on morning grass
3. 3.True or false: a mirror is not needed for the water cycle bowl. (a) True (b) False
4. 4.True or false: a magnet is needed for the water cycle bowl. (a) False (b) True
5. 5.💧 Which of these is freezing? (a) ice becoming water (b) a misty bathroom mirror (c) a puddle drying up (d) a pond icing over
6. 6.⚖️ 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) the size of the bowl (d) sun or shade
7. 7.🧺 Do we need a magnet for the water cycle bowl? (a) needed (b) not needed
8. 8.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to drops (c) it turns to smoke (d) it turns to salt
9. 9.💧 Which of these is freezing? (a) water becoming ice (b) sweat drying on skin (c) a puddle drying up (d) drops on a cold glass
10. 10.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to ice (c) it turns to salt (d) some water evaporates
11. 11.💧 Which of these is evaporation? (a) sweat drying on skin (b) snow turning to water (c) ice becoming water (d) water becoming ice
12. 12.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass leaks (c) vapour in air cools (d) the glass sweats
13. 13.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water can scald (c) hot water is heavy (d) hot water is magnetic
14. 14.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) water (c) ice cubes (d) turmeric powder
15. 15.🔍 Which is the odd one out? (a) snow turning to water (b) ice becoming water (c) sweat drying on skin (d) butter going runny
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) ice cubes (c) a mirror (d) a big bowl
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) a big bowl (c) ice cubes (d) sunlight
18. 18.⚖️ 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
19. 19.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True
20. 20.⚖️ 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 change it (b) we keep it the same (c) we measure it
21. 21.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
22. 22.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
23. 23.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
24. 24.🔍 Which is the odd one out? (a) water becoming ice (b) a pond icing over (c) making ice lollies (d) wet hair drying
25. 25.True or false: drops on a cold glass is condensation. (a) True (b) False
26. 26.⚖️ 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) True (b) False
27. 27.⚖️ 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
28. 28.⚖️ 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 kept the same. (a) True (b) False
29. 29.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) sunlight (c) a balloon (d) a big bowl
30. 30.⚖️ 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) True (b) False
31. 31.🔮 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
32. 32.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) rain (b) wind (c) sunshine (d) lightning
33. 33.True or false: a balloon is not needed for the water cycle bowl. (a) False (b) True
34. 34.🔍 Which is the odd one out? (a) drops on a cold glass (b) making ice lollies (c) a misty bathroom mirror (d) drops under a pot lid
35. 35.True or false: a big bowl is needed for the water cycle bowl. (a) False (b) True
36. 36.True or false: ice becoming water is freezing. (a) False (b) True
37. 37.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) cling film (c) turmeric powder (d) a magnet
38. 38.💧 Which change is this: butter going runny? (a) condensation (b) freezing (c) evaporation (d) melting
39. 39.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) slide on them (c) pour more water (d) wipe them dry
40. 40.True or false: drops on a cold glass is melting. (a) True (b) False

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