Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 536 · 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: butter going runny is condensation. (a) False (b) True
2. 2.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) more drops form (c) the water turns red (d) fewer drops form
3. 3.🧺 Which of these is not needed for the water cycle bowl? (a) yeast (b) ice cubes (c) a big bowl (d) water
4. 4.⚖️ 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 measure it (b) we keep it the same (c) we change it
5. 5.True or false: yeast is not needed for the water cycle bowl. (a) True (b) False
6. 6.True or false: water is needed for the water cycle bowl. (a) False (b) True
7. 7.🛟 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
8. 8.⚖️ 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 time we wait (c) sun or shade
9. 9.True or false: drops on a cold glass is freezing. (a) True (b) False
10. 10.⚖️ 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) True (b) False
11. 11.⚖️ 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) sun or shade (c) how many drops form (d) the cling film cover
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) water (c) yeast (d) a small cup
13. 13.💧 Which change is this: wet clothes drying? (a) condensation (b) melting (c) freezing (d) evaporation
14. 14.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to smoke (c) it disappears (d) it turns to salt
15. 15.⚖️ 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
16. 16.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) a pond icing over (c) dew on morning grass (d) drops under a pot lid
17. 17.💧 Which change is this: a puddle drying up? (a) evaporation (b) condensation (c) melting (d) freezing
18. 18.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) turmeric powder (c) a small cup (d) a magnet
19. 19.🔮 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
20. 20.True or false: a misty bathroom mirror is condensation. (a) True (b) False
21. 21.⚖️ 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
22. 22.True or false: a magnet is needed for the water cycle bowl. (a) False (b) True
23. 23.💧 Which of these is condensation? (a) wet clothes drying (b) drops on a cold glass (c) sweat drying on skin (d) wet hair drying
24. 24.True or false: yeast is needed for the water cycle bowl. (a) True (b) False
25. 25.True or false: snow turning to water is melting. (a) True (b) False
26. 26.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a balloon (c) turmeric powder (d) a big bowl
27. 27.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
28. 28.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
29. 29.⚖️ 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 what we measure. (a) True (b) False
30. 30.⚖️ 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) False (b) True
31. 31.True or false: a battery cell is needed for the water cycle bowl. (a) False (b) True
32. 32.💧 Which of these is freezing? (a) snow turning to water (b) wet clothes drying (c) a pond icing over (d) butter going runny
33. 33.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is kept the same. (a) False (b) True
34. 34.💧 Which of these is freezing? (a) making ice lollies (b) a puddle drying up (c) drops under a pot lid (d) dew on morning grass
35. 35.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
36. 36.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) cling film (c) a battery cell (d) a small cup
37. 37.⚖️ 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 change it (b) we keep it the same (c) we measure it
38. 38.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) it changes colour (c) hot water can scald (d) hot water is magnetic
39. 39.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
40. 40.⚖️ 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 time we wait (b) how many drops form (c) sun or shade (d) the amount of water

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