Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 296 · 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.⚖️ 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) the size of the bowl (c) the cling film cover (d) how many drops form
2. 2.True or false: a battery cell is needed for the water cycle bowl. (a) True (b) False
3. 3.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
4. 4.💧 Which of these is evaporation? (a) drops on a cold glass (b) ice becoming water (c) wet clothes drying (d) dew on morning grass
5. 5.🔍 Which is the odd one out? (a) dew on morning grass (b) wet clothes drying (c) drops under a pot lid (d) drops on a cold glass
6. 6.True or false: wet hair drying is melting. (a) True (b) False
7. 7.⚖️ 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 measure it (c) we change it
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 amount of water (b) how many drops form (c) the size of the bowl (d) sun or shade
9. 9.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) a small cup (c) a magnet (d) sunlight
10. 10.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
11. 11.True or false: a balloon is not needed for the water cycle bowl. (a) True (b) False
12. 12.💧 Which change is this: drops on a cold glass? (a) melting (b) evaporation (c) freezing (d) condensation
13. 13.True or false: water becoming ice is freezing. (a) False (b) True
14. 14.True or false: drops on a cold glass is melting. (a) True (b) False
15. 15.True or false: cling film is needed for the water cycle bowl. (a) False (b) True
16. 16.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) it turns to ice (c) it turns to salt (d) the water increases
17. 17.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) wipe them dry (c) slide on them (d) leave them wet
18. 18.True or false: a magnet is needed for the water cycle bowl. (a) False (b) True
19. 19.💧 Which change is this: a pond icing over? (a) condensation (b) freezing (c) melting (d) evaporation
20. 20.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a mirror (c) a small cup (d) turmeric powder
21. 21.⚖️ 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 the one thing we change. (a) True (b) False
22. 22.True or false: yeast is not needed for the water cycle bowl. (a) True (b) False
23. 23.💧 Which change is this: water becoming ice? (a) evaporation (b) freezing (c) melting (d) condensation
24. 24.⚖️ 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) 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 amount of water is what we measure. (a) False (b) True
26. 26.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
27. 27.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) ice cubes (c) a mirror (d) sunlight
28. 28.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a balloon (c) a battery cell (d) cling film
29. 29.True or false: sweat drying on skin is freezing. (a) True (b) False
30. 30.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
31. 31.True or false: sunlight is needed for the water cycle bowl. (a) True (b) False
32. 32.⚖️ 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
33. 33.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? Which of these is kept the same? (a) how many drops form (b) the amount of water (c) sun or shade
34. 34.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) water (c) a balloon (d) a big bowl
35. 35.True or false: snow turning to water is condensation. (a) True (b) False
36. 36.⚖️ 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
37. 37.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) the water turns red (c) fewer drops form (d) the bowl freezes
38. 38.⚖️ 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
39. 39.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “the size of the bowl”? (a) we keep it the same (b) we measure it (c) we change it
40. 40.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) drops under a pot lid (c) dew on morning grass (d) a pond icing over

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