Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 421 · 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: making ice lollies is freezing. (a) True (b) False
2. 2.💧 Which change is this: snow turning to water? (a) condensation (b) melting (c) freezing (d) evaporation
3. 3.⚖️ 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
4. 4.🔍 Which is the odd one out? (a) making ice lollies (b) sweat drying on skin (c) wet hair drying (d) wet clothes drying
5. 5.💧 Which of these is condensation? (a) wet hair drying (b) a pond icing over (c) making ice lollies (d) dew on morning grass
6. 6.⚖️ 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 size of the bowl (c) how many drops form (d) sun or shade
7. 7.⚖️ 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) how many drops form (c) the time we wait (d) sun or shade
8. 8.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
9. 9.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) a big bowl (c) water (d) a magnet
10. 10.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
11. 11.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) the water turns red (c) the bowl freezes (d) fewer drops form
12. 12.True or false: wet hair drying is evaporation. (a) False (b) True
13. 13.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) ice becoming water (d) dew on morning grass
14. 14.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
15. 15.True or false: wet clothes drying is condensation. (a) False (b) True
16. 16.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) ice cubes (c) a small cup (d) yeast
17. 17.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
18. 18.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
19. 19.💧 Which of these is melting? (a) a misty bathroom mirror (b) snow turning to water (c) wet clothes drying (d) a puddle drying up
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.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) ice cubes (c) turmeric powder (d) a big bowl
22. 22.True or false: a puddle drying up is evaporation. (a) False (b) True
23. 23.⚖️ 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
24. 24.🔍 Which is the odd one out? (a) a pond icing over (b) water becoming ice (c) making ice lollies (d) ice becoming water
25. 25.True or false: drops under a pot lid is condensation. (a) True (b) False
26. 26.⚖️ 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
27. 27.True or false: making ice lollies is evaporation. (a) True (b) False
28. 28.💧 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
29. 29.True or false: water becoming ice is condensation. (a) False (b) True
30. 30.True or false: a battery cell is needed for the water cycle bowl. (a) True (b) False
31. 31.💧 Which change is this: a puddle drying up? (a) condensation (b) freezing (c) evaporation (d) melting
32. 32.⚖️ 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 what we measure. (a) True (b) False
33. 33.⚖️ 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
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 the one thing we change. (a) True (b) False
35. 35.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to salt (c) it turns to drops (d) it turns to smoke
36. 36.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) sunlight (c) a big bowl (d) a balloon
37. 37.💧 Which of these is evaporation? (a) drops on a cold glass (b) wet clothes drying (c) water becoming ice (d) drops under a pot lid
38. 38.💧 Which change is this: butter going runny? (a) freezing (b) condensation (c) evaporation (d) melting
39. 39.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) wipe them dry (c) leave them wet (d) pour more water
40. 40.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed

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