Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 950 · 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.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) yeast (c) ice cubes (d) a magnet
2. 2.⚖️ 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) sun or shade (b) the amount of water (c) the cling film cover (d) the time we wait
3. 3.🔍 Which is the odd one out? (a) snow turning to water (b) dew on morning grass (c) a misty bathroom mirror (d) drops on a cold glass
4. 4.⚖️ 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
5. 5.True or false: wet hair drying is freezing. (a) False (b) True
6. 6.⚖️ 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 change it (b) we keep it the same (c) we measure it
7. 7.True or false: a small cup is needed for the water cycle bowl. (a) False (b) True
8. 8.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
9. 9.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) ice cubes (c) a mirror (d) a big bowl
10. 10.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) a big bowl (c) a battery cell (d) cling film
11. 11.⚖️ 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
12. 12.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) lightning (c) wind (d) rain
13. 13.💧 Which change is this: making ice lollies? (a) condensation (b) freezing (c) evaporation (d) melting
14. 14.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) sunlight (c) cling film (d) a magnet
15. 15.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a small cup (c) yeast (d) a big bowl
16. 16.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) the glass leaks (c) ice escapes the glass (d) vapour in air cools
17. 17.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a mirror (c) a balloon (d) a big bowl
18. 18.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) yeast (c) cling film (d) a balloon
19. 19.⚖️ 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 kept the same. (a) False (b) True
20. 20.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
21. 21.💧 Which change is this: wet clothes drying? (a) freezing (b) melting (c) evaporation (d) condensation
22. 22.🔍 Which is the odd one out? (a) drops on a cold glass (b) sweat drying on skin (c) wet hair drying (d) wet clothes drying
23. 23.💧 Which change is this: a misty bathroom mirror? (a) freezing (b) evaporation (c) condensation (d) melting
24. 24.⚖️ 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 measure it (b) we change it (c) we keep it the same
25. 25.🔮 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
26. 26.True or false: a battery cell is needed for the water cycle bowl. (a) True (b) False
27. 27.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the air outside (c) the cling film (d) the bowl itself
28. 28.⚖️ 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 cling film cover (c) sun or shade
29. 29.⚖️ 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) True (b) False
30. 30.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) wipe them dry (c) pour more water (d) leave them wet
31. 31.True or false: turmeric powder is not needed for the water cycle bowl. (a) True (b) False
32. 32.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
33. 33.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) slower (c) they turn to ice (d) faster
34. 34.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) the water increases (c) some water evaporates (d) it turns to salt
35. 35.🧺 Do we need a magnet 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) sunlight (b) a big bowl (c) water (d) yeast
37. 37.True or false: making ice lollies is freezing. (a) False (b) True
38. 38.💧 Which of these is condensation? (a) a misty bathroom mirror (b) a puddle drying up (c) snow turning to water (d) water becoming ice
39. 39.⚖️ 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
40. 40.True or false: water becoming ice is freezing. (a) False (b) True

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