Water Cycle Experiment Worksheet

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

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