Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 772 · 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.🔮 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
2. 2.True or false: water 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) cling film (b) a battery cell (c) water (d) a big bowl
4. 4.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) cling film (c) a big bowl (d) a small cup
5. 5.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
6. 6.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
7. 7.True or false: dew on morning grass is evaporation. (a) False (b) True
8. 8.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to salt (c) it turns to drops (d) it turns to smoke
9. 9.⚖️ 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 size of the bowl (b) the amount of water (c) how many drops form (d) sun or shade
10. 10.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
11. 11.🧺 Which of these is needed for the water cycle bowl? (a) a big bowl (b) a mirror (c) a battery cell (d) a balloon
12. 12.⚖️ 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) False (b) True
13. 13.True or false: butter going runny is freezing. (a) True (b) False
14. 14.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
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 amount of water”? (a) we change it (b) we keep it the same (c) we measure it
16. 16.⚖️ 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) the amount of water (c) how many drops form (d) the size of the bowl
17. 17.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
18. 18.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) cling film (c) a small cup (d) water
19. 19.💧 Which of these is melting? (a) snow turning to water (b) drops under a pot lid (c) wet clothes drying (d) dew on morning grass
20. 20.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a balloon (c) yeast (d) cling film
21. 21.⚖️ 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 measure it (b) we keep it the same (c) we change it
22. 22.⚖️ 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) the size of the bowl (b) how many drops form (c) sun or shade
23. 23.True or false: a battery cell is not needed for the water cycle bowl. (a) True (b) False
24. 24.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to salt (c) it turns to ice (d) some water evaporates
25. 25.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water can scald (c) hot water is magnetic (d) hot water is heavy
26. 26.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a mirror (c) turmeric powder (d) water
27. 27.💧 Which of these is freezing? (a) ice becoming water (b) drops under a pot lid (c) drops on a cold glass (d) water becoming ice
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) a big bowl (c) turmeric powder (d) water
29. 29.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
30. 30.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
31. 31.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) they turn to ice (c) they never dry (d) slower
32. 32.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
33. 33.💧 Which change is this: water becoming ice? (a) condensation (b) melting (c) evaporation (d) freezing
34. 34.⚖️ 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) the cling film cover (b) sun or shade (c) how many drops form
35. 35.⚖️ 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
36. 36.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) ice cubes (c) turmeric powder (d) cling film
37. 37.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) pour more water (c) wipe them dry (d) leave them wet
38. 38.True or false: water becoming ice is evaporation. (a) True (b) False
39. 39.💧 Which change is this: a pond icing over? (a) melting (b) evaporation (c) condensation (d) freezing
40. 40.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed

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