Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 314 · 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.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) the bowl freezes (c) fewer drops form (d) more drops form
2. 2.True or false: a puddle drying up is condensation. (a) True (b) False
3. 3.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
4. 4.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) slide on them (c) leave them wet (d) wipe them dry
5. 5.🧺 Which of these is not needed for the water cycle bowl? (a) yeast (b) ice cubes (c) water (d) a small cup
6. 6.True or false: butter going runny is melting. (a) True (b) False
7. 7.🔍 Which is the odd one out? (a) butter going runny (b) ice becoming water (c) making ice lollies (d) snow turning to water
8. 8.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) turmeric powder (c) water (d) a mirror
9. 9.💧 Which change is this: a misty bathroom mirror? (a) melting (b) evaporation (c) condensation (d) freezing
10. 10.⚖️ 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) False (b) True
11. 11.True or false: a battery cell is needed for the water cycle bowl. (a) False (b) True
12. 12.True or false: drops on a cold glass is freezing. (a) True (b) False
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.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass sweats (c) ice escapes the glass (d) the glass leaks
15. 15.True or false: cling film is needed for the water cycle bowl. (a) True (b) False
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) water (c) a mirror (d) sunlight
17. 17.True or false: water becoming ice is evaporation. (a) True (b) False
18. 18.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
19. 19.True or false: a magnet is needed for the water cycle bowl. (a) False (b) True
20. 20.💧 Which change is this: ice becoming water? (a) condensation (b) freezing (c) evaporation (d) melting
21. 21.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
22. 22.🧺 Which of these is needed for the water cycle bowl? (a) cling film (b) yeast (c) a balloon (d) a mirror
23. 23.🔍 Which is the odd one out? (a) drops on a cold glass (b) a misty bathroom mirror (c) drops under a pot lid (d) a puddle drying up
24. 24.⚖️ 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) True (b) False
25. 25.💧 Which of these is condensation? (a) wet hair drying (b) wet clothes drying (c) water becoming ice (d) a misty bathroom mirror
26. 26.True or false: a misty bathroom mirror is condensation. (a) False (b) True
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) water (c) a small cup (d) turmeric powder
28. 28.💧 Which of these is freezing? (a) a misty bathroom mirror (b) water becoming ice (c) a puddle drying up (d) dew on morning grass
29. 29.⚖️ 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
30. 30.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
31. 31.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
32. 32.🔍 Which is the odd one out? (a) wet clothes drying (b) wet hair drying (c) a puddle drying up (d) drops on a cold glass
33. 33.📘 What is water vapour? (a) salty water (b) water as a gas (c) a kind of smoke (d) tiny ice cubes
34. 34.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
35. 35.⚖️ 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 change it (b) we measure it (c) we keep it the same
36. 36.🧺 Which of these is not needed for the water cycle bowl? (a) a battery cell (b) a small cup (c) sunlight (d) water
37. 37.⚖️ 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
38. 38.🔍 Which is the odd one out? (a) water becoming ice (b) making ice lollies (c) a pond icing over (d) a misty bathroom mirror
39. 39.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) the water increases (c) some water evaporates (d) it turns to ice
40. 40.⚖️ 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

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