Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 459 · 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: a small cup is not needed for the water cycle bowl. (a) False (b) True
2. 2.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) it changes colour (c) hot water is heavy (d) hot water can scald
3. 3.True or false: drops on a cold glass is evaporation. (a) True (b) False
4. 4.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to salt (c) it turns to ice (d) some water evaporates
5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) sunlight (c) a magnet (d) a small cup
6. 6.💧 In the covered bowl, where does the water vapour come from? (a) the air outside (b) the bowl itself (c) the cling film (d) water warmed by the Sun
7. 7.🛟 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
8. 8.⚖️ 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 keep it the same (b) we measure it (c) we change it
9. 9.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) they turn to ice (c) faster (d) slower
10. 10.⚖️ 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
11. 11.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a small cup (c) ice cubes (d) a mirror
12. 12.📘 What is water vapour? (a) salty water (b) tiny ice cubes (c) a kind of smoke (d) water as a gas
13. 13.🔍 Which is the odd one out? (a) a pond icing over (b) water becoming ice (c) making ice lollies (d) drops under a pot lid
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 size of the bowl (b) the amount of water (c) sun or shade (d) how many drops form
15. 15.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a small cup (c) sunlight (d) turmeric powder
16. 16.🔍 Which is the odd one out? (a) making ice lollies (b) butter going runny (c) ice becoming water (d) snow turning to water
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a battery cell (c) cling film (d) sunlight
18. 18.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) lightning (c) rain (d) wind
19. 19.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the bowl freezes (c) the water turns red (d) more drops form
20. 20.True or false: water becoming ice is freezing. (a) True (b) False
21. 21.💧 Which of these is condensation? (a) drops on a cold glass (b) making ice lollies (c) wet clothes drying (d) butter going runny
22. 22.⚖️ 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) how many drops form (b) the cling film cover (c) sun or shade (d) the time we wait
23. 23.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) wet hair drying (d) ice becoming water
24. 24.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
25. 25.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) cling film (c) turmeric powder (d) ice cubes
26. 26.⚖️ 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
27. 27.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) yeast (c) a balloon (d) water
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 time we wait”? (a) we measure it (b) we keep it the same (c) we change it
29. 29.💧 Which change is this: dew on morning grass? (a) melting (b) condensation (c) evaporation (d) freezing
30. 30.💧 Which of these is condensation? (a) wet clothes drying (b) water becoming ice (c) ice becoming water (d) drops under a pot lid
31. 31.🧺 Which of these is not needed for the water cycle bowl? (a) a balloon (b) a big bowl (c) a small cup (d) cling film
32. 32.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) water (c) ice cubes (d) yeast
33. 33.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a battery cell (c) a balloon (d) ice cubes
34. 34.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the size of the bowl is kept the same. (a) True (b) False
35. 35.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
36. 36.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) vapour in air cools (c) the glass sweats (d) the glass leaks
37. 37.💧 Which change is this: drops on a cold glass? (a) freezing (b) evaporation (c) melting (d) condensation
38. 38.💧 Which of these is melting? (a) dew on morning grass (b) ice becoming water (c) sweat drying on skin (d) wet hair drying
39. 39.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
40. 40.True or false: ice becoming water is melting. (a) True (b) False

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