Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 238 · 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 change is this: water becoming ice? (a) freezing (b) melting (c) evaporation (d) condensation
2. 2.⚖️ 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) the size of the bowl (b) sun or shade (c) how many drops form
3. 3.💧 Which change is this: wet clothes drying? (a) melting (b) evaporation (c) freezing (d) condensation
4. 4.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to smoke (b) it disappears (c) it turns to salt (d) it turns to drops
5. 5.True or false: turmeric powder is needed for the water cycle bowl. (a) True (b) False
6. 6.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) ice escapes the glass (c) vapour in air cools (d) the glass sweats
7. 7.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) water (c) a small cup (d) a balloon
8. 8.True or false: cling film is needed for the water cycle bowl. (a) False (b) True
9. 9.💧 Which of these is melting? (a) sweat drying on skin (b) water becoming ice (c) a puddle drying up (d) butter going runny
10. 10.🔍 Which is the odd one out? (a) drops on a cold glass (b) drops under a pot lid (c) a misty bathroom mirror (d) ice becoming water
11. 11.⚖️ 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 measure it (b) we change it (c) we keep it the same
12. 12.💧 Which of these is condensation? (a) a pond icing over (b) sweat drying on skin (c) a puddle drying up (d) drops on a cold glass
13. 13.🔮 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
14. 14.True or false: yeast is not needed for the water cycle bowl. (a) True (b) False
15. 15.💧 Which of these is evaporation? (a) a misty bathroom mirror (b) a puddle drying up (c) butter going runny (d) ice becoming water
16. 16.💧 Which change is this: butter going runny? (a) evaporation (b) condensation (c) freezing (d) melting
17. 17.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
18. 18.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) sunlight (c) a big bowl (d) ice cubes
19. 19.🔍 Which is the odd one out? (a) drops on a cold glass (b) wet clothes drying (c) a misty bathroom mirror (d) dew on morning grass
20. 20.🔍 Which is the odd one out? (a) dew on morning grass (b) wet hair drying (c) drops on a cold glass (d) drops under a pot lid
21. 21.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) a battery cell (c) water (d) cling film
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) cling film (c) a small cup (d) turmeric powder
23. 23.⚖️ 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) the size of the bowl (b) the time we wait (c) the amount of water (d) sun or shade
24. 24.True or false: a pond icing over is freezing. (a) True (b) False
25. 25.💧 Which of these is condensation? (a) wet clothes drying (b) butter going runny (c) wet hair drying (d) a misty bathroom mirror
26. 26.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
27. 27.🛟 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
28. 28.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a battery cell (b) sunlight (c) cling film (d) water
30. 30.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) water (c) sunlight (d) a big bowl
31. 31.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) slide on them (c) leave them wet (d) pour more water
32. 32.True or false: ice becoming water is evaporation. (a) True (b) False
33. 33.💧 Which change is this: sweat drying on skin? (a) freezing (b) evaporation (c) melting (d) condensation
34. 34.💧 Which of these is freezing? (a) drops under a pot lid (b) sweat drying on skin (c) a puddle drying up (d) water becoming ice
35. 35.🧺 Which of these is needed for the water cycle bowl? (a) ice cubes (b) a battery cell (c) a magnet (d) a balloon
36. 36.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) cling film (c) a mirror (d) a magnet
37. 37.🧺 Which of these is not needed for the water cycle bowl? (a) yeast (b) sunlight (c) ice cubes (d) a small cup
38. 38.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
39. 39.⚖️ 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
40. 40.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) cling film (c) a small cup (d) a mirror

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