Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 278 · 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: snow turning to water? (a) condensation (b) evaporation (c) melting (d) freezing
2. 2.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) wet clothes drying (c) wet hair drying (d) sweat drying on skin
3. 3.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass leaks (c) ice escapes the glass (d) the glass sweats
4. 4.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) wipe them dry (c) leave them wet (d) slide on them
5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) water (c) a small cup (d) sunlight
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) water (c) ice cubes (d) sunlight
7. 7.💧 Which change is this: dew on morning grass? (a) condensation (b) evaporation (c) melting (d) freezing
8. 8.💧 Which change is this: a pond icing over? (a) evaporation (b) freezing (c) condensation (d) melting
9. 9.💧 Which change is this: wet clothes drying? (a) condensation (b) melting (c) evaporation (d) freezing
10. 10.⚖️ 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 change it (c) we measure it
11. 11.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) sunlight (c) a small cup (d) a magnet
12. 12.True or false: ice cubes is needed for the water cycle bowl. (a) False (b) True
13. 13.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a magnet (c) sunlight (d) ice cubes
14. 14.⚖️ 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 cling film cover (b) how many drops form (c) the time we wait (d) sun or shade
15. 15.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
16. 16.🔍 Which is the odd one out? (a) a pond icing over (b) water becoming ice (c) dew on morning grass (d) making ice lollies
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) a big bowl (c) yeast (d) ice cubes
18. 18.🔍 Which is the odd one out? (a) drops on a cold glass (b) dew on morning grass (c) a misty bathroom mirror (d) a puddle drying up
19. 19.⚖️ 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) the time we wait (c) sun or shade
20. 20.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
21. 21.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) ice cubes (c) a big bowl (d) a mirror
22. 22.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is heavy (c) hot water is magnetic (d) it changes colour
23. 23.⚖️ 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 measure it (c) we keep it the same
24. 24.True or false: sunlight is needed for the water cycle bowl. (a) True (b) False
25. 25.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) water warmed by the Sun (c) the cling film (d) the air outside
26. 26.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) the water increases (c) some water evaporates (d) it turns to salt
27. 27.🔍 Which is the odd one out? (a) wet hair drying (b) wet clothes drying (c) a puddle drying up (d) ice becoming water
28. 28.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
29. 29.True or false: wet clothes drying is evaporation. (a) False (b) True
30. 30.True or false: yeast is not needed for the water cycle bowl. (a) False (b) True
31. 31.💧 Which change is this: a puddle drying up? (a) melting (b) condensation (c) freezing (d) evaporation
32. 32.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a mirror (c) turmeric powder (d) a small cup
33. 33.True or false: dew on morning grass is freezing. (a) False (b) True
34. 34.📘 What is water vapour? (a) water as a gas (b) tiny ice cubes (c) a kind of smoke (d) salty water
35. 35.⚖️ 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 keep it the same (b) we change it (c) we measure it
36. 36.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) they never dry (c) they turn to ice (d) slower
37. 37.🔍 Which is the odd one out? (a) drops under a pot lid (b) water becoming ice (c) a misty bathroom mirror (d) drops on a cold glass
38. 38.💧 Which of these is freezing? (a) a pond icing over (b) drops on a cold glass (c) wet hair drying (d) wet clothes drying
39. 39.⚖️ 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 amount of water (b) how many drops form (c) sun or shade (d) the time we wait
40. 40.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it turns to drops (c) it turns to smoke (d) it disappears

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