Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 588 · 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? True or false: how many drops form is the one thing we change. (a) False (b) True
2. 2.💧 Which change is this: snow turning to water? (a) evaporation (b) melting (c) freezing (d) condensation
3. 3.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) the bowl freezes (c) more drops form (d) fewer drops form
4. 4.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a small cup (c) a magnet (d) a mirror
5. 5.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) they turn to ice (c) they never dry (d) faster
6. 6.🔍 Which is the odd one out? (a) dew on morning grass (b) wet hair drying (c) drops on a cold glass (d) a misty bathroom mirror
7. 7.💧 Which of these is freezing? (a) ice becoming water (b) making ice lollies (c) a misty bathroom mirror (d) wet clothes drying
8. 8.⚖️ 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 measure it (b) we change it (c) we keep it the same
9. 9.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) it changes colour (c) hot water is heavy (d) hot water can scald
10. 10.🧺 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) a small cup
11. 11.🔮 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
12. 12.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
13. 13.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a big bowl (c) yeast (d) a small cup
14. 14.⚖️ 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) True (b) False
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 time we wait”? (a) we keep it the same (b) we measure it (c) we change it
16. 16.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) a small cup (d) a battery cell
18. 18.⚖️ 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
19. 19.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
20. 20.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to smoke (c) it turns to salt (d) it disappears
21. 21.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
22. 22.💧 Which change is this: a misty bathroom mirror? (a) freezing (b) condensation (c) evaporation (d) melting
23. 23.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) sunlight (c) water (d) cling film
24. 24.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) leave them wet (c) pour more water (d) slide on them
25. 25.True or false: cling film is needed for the water cycle bowl. (a) True (b) False
26. 26.🧺 Which of these is not needed for the water cycle bowl? (a) a magnet (b) a small cup (c) sunlight (d) ice cubes
27. 27.⚖️ 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 change it (b) we keep it the same (c) we measure it
28. 28.💧 Which of these is evaporation? (a) ice becoming water (b) a misty bathroom mirror (c) wet clothes drying (d) drops on a cold glass
29. 29.⚖️ 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 keep it the same (b) we change it (c) we measure it
30. 30.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) cling film (c) a balloon (d) sunlight
31. 31.🔍 Which is the odd one out? (a) ice becoming water (b) sweat drying on skin (c) a puddle drying up (d) wet clothes drying
32. 32.💧 Which change is this: wet hair drying? (a) freezing (b) melting (c) evaporation (d) condensation
33. 33.⚖️ 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
34. 34.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) lightning (b) sunshine (c) wind (d) rain
35. 35.⚖️ 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) how many drops form (b) the time we wait (c) the size of the bowl (d) sun or shade
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 cling film cover”? (a) we keep it the same (b) we measure it (c) we change it
37. 37.⚖️ 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) False (b) True
38. 38.💧 Which of these is freezing? (a) ice becoming water (b) dew on morning grass (c) wet hair drying (d) a pond icing over
39. 39.True or false: a balloon is needed for the water cycle bowl. (a) False (b) True
40. 40.⚖️ 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

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