Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 705 · 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.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
2. 2.💧 Which change is this: sweat drying on skin? (a) evaporation (b) melting (c) condensation (d) freezing
3. 3.🔍 Which is the odd one out? (a) wet clothes drying (b) wet hair drying (c) sweat drying on skin (d) drops under a pot lid
4. 4.True or false: turmeric powder is needed for the water cycle bowl. (a) True (b) False
5. 5.True or false: a magnet is not needed for the water cycle bowl. (a) True (b) False
6. 6.⚖️ 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 change it (c) we keep it the same
7. 7.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) cling film (c) water (d) a balloon
8. 8.🔍 Which is the odd one out? (a) snow turning to water (b) a misty bathroom mirror (c) drops on a cold glass (d) drops under a pot lid
9. 9.💧 Which of these is freezing? (a) sweat drying on skin (b) drops under a pot lid (c) a pond icing over (d) dew on morning grass
10. 10.💧 Which change is this: wet clothes drying? (a) melting (b) freezing (c) condensation (d) evaporation
11. 11.💧 Which of these is evaporation? (a) making ice lollies (b) dew on morning grass (c) butter going runny (d) wet clothes drying
12. 12.🧺 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
13. 13.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a battery cell (c) water (d) a balloon
14. 14.⚖️ 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
15. 15.💧 Which of these is condensation? (a) making ice lollies (b) a misty bathroom mirror (c) a puddle drying up (d) snow turning to water
16. 16.🛟 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
17. 17.🧺 Which of these is not needed for the water cycle bowl? (a) turmeric powder (b) water (c) a big bowl (d) a small cup
18. 18.🔍 Which is the odd one out? (a) drops on a cold glass (b) drops under a pot lid (c) water becoming ice (d) a misty bathroom mirror
19. 19.True or false: snow turning to water is evaporation. (a) False (b) True
20. 20.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) turmeric powder (c) a balloon (d) ice cubes
21. 21.True or false: making ice lollies is melting. (a) False (b) True
22. 22.💧 Which of these is evaporation? (a) ice becoming water (b) water becoming ice (c) sweat drying on skin (d) drops under a pot lid
23. 23.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a battery cell (c) a small cup (d) turmeric powder
24. 24.⚖️ 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 time we wait (c) how many drops form
25. 25.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) ice escapes the glass (c) vapour in air cools (d) the glass leaks
26. 26.💧 Which of these is freezing? (a) wet hair drying (b) a puddle drying up (c) water becoming ice (d) drops under a pot lid
27. 27.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) some water evaporates (c) the water increases (d) it turns to ice
28. 28.⚖️ 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 change it (b) we keep it the same (c) we measure it
29. 29.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) a small cup (c) a balloon (d) water
30. 30.💧 Which change is this: dew on morning grass? (a) evaporation (b) freezing (c) condensation (d) melting
31. 31.True or false: snow turning to water is melting. (a) True (b) False
32. 32.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) turmeric powder (c) water (d) a small cup
33. 33.💧 Which of these is evaporation? (a) dew on morning grass (b) ice becoming water (c) a puddle drying up (d) a misty bathroom mirror
34. 34.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) fewer drops form (c) the water turns red (d) the bowl freezes
35. 35.⚖️ 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) False (b) True
36. 36.⚖️ 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 amount of water (b) how many drops form (c) the time we wait (d) the size of the bowl
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: sweat drying on skin is evaporation. (a) False (b) True
39. 39.💧 Which of these is condensation? (a) drops on a cold glass (b) water becoming ice (c) sweat drying on skin (d) wet hair drying
40. 40.💧 Which of these is melting? (a) dew on morning grass (b) snow turning to water (c) drops under a pot lid (d) wet clothes drying

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