Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 807 · 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 needed for the water cycle bowl. (a) True (b) False
2. 2.True or false: a battery cell is needed for the water cycle bowl. (a) False (b) True
3. 3.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) yeast (c) a big bowl (d) ice cubes
4. 4.🔍 Which is the odd one out? (a) wet clothes drying (b) snow turning to water (c) a puddle drying up (d) wet hair drying
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? What do we do with “how many drops form”? (a) we change it (b) we measure it (c) we keep it the same
7. 7.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
8. 8.⚖️ 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 cling film cover (b) the time we wait (c) sun or shade (d) how many drops form
9. 9.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) ice cubes (c) a big bowl (d) sunlight
10. 10.💧 Which of these is freezing? (a) butter going runny (b) dew on morning grass (c) a pond icing over (d) ice becoming water
11. 11.💧 Which of these is evaporation? (a) water becoming ice (b) a pond icing over (c) butter going runny (d) wet hair drying
12. 12.⚖️ 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 amount of water (c) how many drops form (d) the time we wait
13. 13.💧 Which of these is condensation? (a) wet clothes drying (b) sweat drying on skin (c) ice becoming water (d) drops under a pot lid
14. 14.🔍 Which is the odd one out? (a) making ice lollies (b) a pond icing over (c) dew on morning grass (d) water becoming ice
15. 15.🔮 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) some water evaporates (d) the water increases
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a big bowl (c) a balloon (d) cling film
17. 17.True or false: a pond icing over is melting. (a) True (b) False
18. 18.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is magnetic (c) hot water is heavy (d) hot water can scald
19. 19.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) fewer drops form (c) more drops form (d) the water turns red
20. 20.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
21. 21.💧 In the covered bowl, where does the water vapour come from? (a) the air outside (b) water warmed by the Sun (c) the bowl itself (d) the cling film
22. 22.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) leave them wet (c) slide on them (d) wipe them dry
23. 23.💧 Which change is this: butter going runny? (a) freezing (b) evaporation (c) condensation (d) melting
24. 24.True or false: butter going runny is melting. (a) True (b) False
25. 25.True or false: water is not needed for the water cycle bowl. (a) False (b) True
26. 26.💧 Which of these is evaporation? (a) wet clothes drying (b) butter going runny (c) a misty bathroom mirror (d) snow turning to water
27. 27.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it disappears (c) it turns to smoke (d) it turns to drops
28. 28.⚖️ 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
29. 29.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a mirror (c) a balloon (d) a small cup
30. 30.💧 Which of these is condensation? (a) making ice lollies (b) a misty bathroom mirror (c) a pond icing over (d) sweat drying on skin
31. 31.⚖️ 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 measure it (c) we keep it the same
32. 32.⚖️ 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
33. 33.True or false: drops on a cold glass is condensation. (a) False (b) True
34. 34.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) yeast (c) a mirror (d) ice cubes
35. 35.💧 Which change is this: a pond icing over? (a) freezing (b) evaporation (c) condensation (d) melting
36. 36.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
37. 37.True or false: ice becoming water is evaporation. (a) True (b) False
38. 38.⚖️ 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
39. 39.⚖️ 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
40. 40.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) ice cubes (c) a balloon (d) water

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