Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 66 · 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: ice cubes is not needed for the water cycle bowl. (a) True (b) False
2. 2.💧 Which of these is freezing? (a) water becoming ice (b) dew on morning grass (c) snow turning to water (d) butter going runny
3. 3.⚖️ 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
4. 4.⚖️ 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 keep it the same (c) we change it
5. 5.⚖️ 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
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) sunlight (c) a magnet (d) ice cubes
7. 7.⚖️ 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 time we wait (c) the cling film cover (d) how many drops form
8. 8.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “sun or shade”? (a) we keep it the same (b) we change it (c) we measure it
9. 9.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a battery cell (c) sunlight (d) water
10. 10.True or false: ice becoming water is evaporation. (a) True (b) False
11. 11.⚖️ 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 keep it the same (b) we measure it (c) we change it
12. 12.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a mirror (c) a balloon (d) sunlight
13. 13.🔍 Which is the odd one out? (a) a puddle drying up (b) sweat drying on skin (c) water becoming ice (d) wet hair drying
14. 14.💧 Which of these is melting? (a) snow turning to water (b) drops under a pot lid (c) sweat drying on skin (d) wet clothes drying
15. 15.🔍 Which is the odd one out? (a) drops on a cold glass (b) sweat drying on skin (c) a puddle drying up (d) wet hair drying
16. 16.⚖️ 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 kept the same. (a) True (b) False
17. 17.💧 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
18. 18.True or false: wet clothes drying is condensation. (a) False (b) True
19. 19.💧 Which of these is evaporation? (a) dew on morning grass (b) drops on a cold glass (c) a puddle drying up (d) drops under a pot lid
20. 20.🛟 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
21. 21.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a big bowl (c) turmeric powder (d) a battery cell
22. 22.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the water turns red (c) more drops form (d) the bowl freezes
23. 23.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) the air outside (c) water warmed by the Sun (d) the cling film
24. 24.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) ice cubes (c) turmeric powder (d) a magnet
25. 25.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False
26. 26.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) faster (c) they never dry (d) slower
27. 27.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) yeast (c) turmeric powder (d) water
28. 28.⚖️ 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
29. 29.True or false: sweat drying on skin is evaporation. (a) False (b) True
30. 30.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) the water increases (c) it turns to salt (d) some water evaporates
31. 31.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
32. 32.📘 What is water vapour? (a) a kind of smoke (b) water as a gas (c) salty water (d) tiny ice cubes
33. 33.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) sunlight (c) a magnet (d) water
34. 34.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) it changes colour (c) hot water is heavy (d) hot water can scald
35. 35.⚖️ 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 size of the bowl (c) the amount of water (d) sun or shade
36. 36.💧 Which change is this: wet hair drying? (a) freezing (b) melting (c) condensation (d) evaporation
37. 37.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) yeast (c) sunlight (d) a small cup
38. 38.⚖️ 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
39. 39.True or false: a battery cell is needed for the water cycle bowl. (a) True (b) False
40. 40.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) cling film (c) a balloon (d) a big bowl

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