Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 980 · 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.💧 In the covered bowl, where does the water vapour come from? (a) the cling film (b) the bowl itself (c) water warmed by the Sun (d) the air outside
2. 2.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a big bowl (c) turmeric powder (d) cling film
3. 3.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to smoke (c) it turns to salt (d) it disappears
4. 4.🔍 Which is the odd one out? (a) water becoming ice (b) snow turning to water (c) a pond icing over (d) making ice lollies
5. 5.💧 Which of these is melting? (a) water becoming ice (b) dew on morning grass (c) butter going runny (d) drops on a cold glass
6. 6.⚖️ 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) how many drops form (b) the size of the bowl (c) sun or shade (d) the time we wait
7. 7.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) fewer drops form (c) the water turns red (d) more drops form
8. 8.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
9. 9.True or false: sunlight is needed for the water cycle bowl. (a) False (b) True
10. 10.True or false: a pond icing over is freezing. (a) True (b) False
11. 11.⚖️ 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 measure it (b) we keep it the same (c) we change it
12. 12.⚖️ 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) True (b) False
13. 13.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
14. 14.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
15. 15.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) it changes colour (c) hot water is heavy (d) hot water is magnetic
16. 16.💧 Which change is this: a pond icing over? (a) evaporation (b) condensation (c) melting (d) freezing
17. 17.💧 Which change is this: a puddle drying up? (a) melting (b) condensation (c) freezing (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 amount of water (b) the cling film cover (c) the size of the bowl (d) sun or shade
19. 19.💧 Which of these is condensation? (a) snow turning to water (b) a puddle drying up (c) wet clothes drying (d) drops on a cold glass
20. 20.True or false: snow turning to water is evaporation. (a) True (b) False
21. 21.💧 Which of these is freezing? (a) wet clothes drying (b) wet hair drying (c) sweat drying on skin (d) water becoming ice
22. 22.⚖️ 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 keep it the same (b) we change it (c) we measure it
23. 23.💧 Which of these is evaporation? (a) ice becoming water (b) making ice lollies (c) a pond icing over (d) wet clothes drying
24. 24.🔍 Which is the odd one out? (a) wet clothes drying (b) a misty bathroom mirror (c) wet hair drying (d) sweat drying on skin
25. 25.⚖️ 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 change it (b) we measure it (c) we keep it the same
26. 26.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) the water increases (c) it turns to ice (d) it turns to salt
27. 27.💧 Which change is this: snow turning to water? (a) evaporation (b) condensation (c) freezing (d) melting
28. 28.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
29. 29.True or false: a small cup is needed for the water cycle bowl. (a) False (b) True
30. 30.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a battery cell (c) cling film (d) turmeric powder
31. 31.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) water (c) sunlight (d) a magnet
32. 32.⚖️ 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 kept the same. (a) False (b) True
33. 33.🔍 Which is the odd one out? (a) a puddle drying up (b) butter going runny (c) wet hair drying (d) wet clothes drying
34. 34.💧 Which of these is melting? (a) ice becoming water (b) water becoming ice (c) wet hair drying (d) dew on morning grass
35. 35.🔍 Which is the odd one out? (a) snow turning to water (b) ice becoming water (c) butter going runny (d) dew on morning grass
36. 36.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) wipe them dry (c) slide on them (d) pour more 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 cling film cover”? (a) we measure it (b) we change it (c) we keep it the same
38. 38.True or false: a battery cell is needed for the water cycle bowl. (a) True (b) False
39. 39.📘 What is water vapour? (a) a kind of smoke (b) salty water (c) tiny ice cubes (d) water as a gas
40. 40.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed

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