Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 984 · 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.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the bowl itself (c) the air outside (d) the cling film
2. 2.🧺 Which of these is not needed for the water cycle bowl? (a) a battery cell (b) a big bowl (c) a small cup (d) cling film
3. 3.⚖️ 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) the cling film cover (c) the time we wait (d) sun or shade
4. 4.💧 Which of these is evaporation? (a) making ice lollies (b) water becoming ice (c) drops on a cold glass (d) sweat drying on skin
5. 5.True or false: a big bowl is not needed for the water cycle bowl. (a) True (b) False
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) cling film (c) sunlight (d) a big bowl
7. 7.⚖️ 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
8. 8.True or false: drops on a cold glass is condensation. (a) True (b) False
9. 9.True or false: drops on a cold glass is evaporation. (a) True (b) False
10. 10.True or false: yeast is not needed for the water cycle bowl. (a) False (b) True
11. 11.⚖️ 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) sun or shade (b) how many drops form (c) the time we wait
12. 12.💧 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
13. 13.⚖️ 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 the one thing we change. (a) True (b) False
14. 14.💧 Which of these is condensation? (a) water becoming ice (b) a misty bathroom mirror (c) wet clothes drying (d) wet hair drying
15. 15.💧 Which of these is freezing? (a) wet hair drying (b) ice becoming water (c) making ice lollies (d) wet clothes drying
16. 16.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) cling film (c) a battery cell (d) a magnet
17. 17.True or false: water is needed for the water cycle bowl. (a) False (b) True
18. 18.True or false: a battery cell is needed for the water cycle bowl. (a) True (b) False
19. 19.⚖️ 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
20. 20.🔍 Which is the odd one out? (a) wet clothes drying (b) wet hair drying (c) making ice lollies (d) sweat drying on skin
21. 21.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
22. 22.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) lightning (c) rain (d) wind
23. 23.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) the water turns red (c) fewer drops form (d) more drops form
24. 24.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a mirror (b) a big bowl (c) sunlight (d) ice cubes
25. 25.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a magnet (c) ice cubes (d) yeast
26. 26.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is what we measure. (a) True (b) False
27. 27.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) they turn to ice (c) faster (d) they never dry
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) water (c) ice cubes (d) turmeric powder
29. 29.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a mirror (c) a balloon (d) water
30. 30.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a big bowl (c) yeast (d) sunlight
31. 31.⚖️ 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) sun or shade (b) the cling film cover (c) how many drops form
32. 32.🛟 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
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) the size of the bowl (b) sun or shade (c) how many drops form
34. 34.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a battery cell (c) a small cup (d) cling film
35. 35.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
36. 36.💧 Which change is this: wet hair drying? (a) melting (b) evaporation (c) freezing (d) condensation
37. 37.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) ice escapes the glass (c) the glass sweats (d) the glass leaks
38. 38.True or false: drops on a cold glass is freezing. (a) False (b) True
39. 39.⚖️ 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 keep it the same (b) we change it (c) we measure it
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 size of the bowl (b) how many drops form (c) sun or shade (d) the time we wait

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