Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 964 · 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? What do we do with “the time we wait”? (a) we measure it (b) we keep it the same (c) we change it
2. 2.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) cling film (c) a big bowl (d) a magnet
3. 3.⚖️ 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 measure it (c) we keep it the same
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 keep it the same (b) we change it (c) we measure it
5. 5.🧺 Which of these is needed for the water cycle bowl? (a) sunlight (b) yeast (c) a magnet (d) a balloon
6. 6.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) the bowl freezes (c) the water turns red (d) fewer drops form
7. 7.⚖️ 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) sun or shade (c) how many drops form (d) the amount of water
8. 8.💧 Which of these is evaporation? (a) dew on morning grass (b) water becoming ice (c) a puddle drying up (d) butter going runny
9. 9.⚖️ 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
10. 10.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
11. 11.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) yeast (c) sunlight (d) cling film
12. 12.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a magnet (c) yeast (d) ice cubes
13. 13.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) slide on them (c) wipe them dry (d) leave them wet
14. 14.🔍 Which is the odd one out? (a) wet clothes drying (b) a puddle drying up (c) wet hair drying (d) water becoming ice
15. 15.💧 Which change is this: a misty bathroom mirror? (a) freezing (b) melting (c) condensation (d) evaporation
16. 16.True or false: a magnet is not needed for the water cycle bowl. (a) True (b) False
17. 17.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass sweats (c) vapour in air cools (d) the glass leaks
18. 18.True or false: a balloon is not needed for the water cycle bowl. (a) False (b) True
19. 19.True or false: snow turning to water is melting. (a) True (b) False
20. 20.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) it turns to salt (c) the water increases (d) it turns to ice
21. 21.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) sunlight (c) a mirror (d) a big bowl
22. 22.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
23. 23.True or false: a big bowl is needed for the water cycle bowl. (a) True (b) False
24. 24.⚖️ 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 kept the same. (a) False (b) True
25. 25.💧 Which of these is condensation? (a) wet hair drying (b) a puddle drying up (c) dew on morning grass (d) sweat drying on skin
26. 26.⚖️ 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) sun or shade (c) the time we wait
27. 27.💧 Which change is this: drops under a pot lid? (a) melting (b) evaporation (c) freezing (d) condensation
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) ice cubes (d) a magnet
29. 29.💧 Which of these is condensation? (a) drops on a cold glass (b) wet clothes drying (c) wet hair drying (d) sweat drying on skin
30. 30.⚖️ 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
31. 31.⚖️ 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 what we measure. (a) True (b) False
32. 32.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
33. 33.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) slower (c) they never dry (d) they turn to ice
34. 34.🔍 Which is the odd one out? (a) sweat drying on skin (b) drops on a cold glass (c) a puddle drying up (d) wet hair drying
35. 35.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a big bowl (c) turmeric powder (d) cling film
36. 36.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is heavy (c) hot water can scald (d) hot water is magnetic
37. 37.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a mirror (c) water (d) turmeric powder
38. 38.🔍 Which is the odd one out? (a) dew on morning grass (b) a misty bathroom mirror (c) sweat drying on skin (d) drops under a pot lid
39. 39.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
40. 40.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a magnet (c) a big bowl (d) a balloon

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