Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 518 · 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.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the bowl freezes (c) more drops form (d) the water turns red
2. 2.💧 Which of these is melting? (a) wet clothes drying (b) ice becoming water (c) water becoming ice (d) a misty bathroom mirror
3. 3.💧 Which of these is evaporation? (a) making ice lollies (b) drops on a cold glass (c) a pond icing over (d) a puddle drying up
4. 4.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) a small cup (c) turmeric powder (d) water
5. 5.⚖️ 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 change it (b) we measure it (c) we keep it the same
6. 6.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) turmeric powder (c) ice cubes (d) a balloon
7. 7.True or false: a balloon is needed for the water cycle bowl. (a) False (b) True
8. 8.💧 Which of these is freezing? (a) snow turning to water (b) sweat drying on skin (c) drops under a pot lid (d) a pond icing over
9. 9.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
10. 10.💧 Which of these is evaporation? (a) ice becoming water (b) sweat drying on skin (c) a pond icing over (d) drops under a pot lid
11. 11.🔍 Which is the odd one out? (a) dew on morning grass (b) a misty bathroom mirror (c) drops on a cold glass (d) wet clothes drying
12. 12.⚖️ 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 what we measure. (a) False (b) True
13. 13.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
14. 14.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
15. 15.🔍 Which is the odd one out? (a) a puddle drying up (b) a misty bathroom mirror (c) dew on morning grass (d) drops on a cold glass
16. 16.🔍 Which is the odd one out? (a) drops under a pot lid (b) water becoming ice (c) making ice lollies (d) a pond icing over
17. 17.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is what we measure. (a) False (b) True
18. 18.🧺 Which of these is not needed for the water cycle bowl? (a) a balloon (b) a small cup (c) cling film (d) a big bowl
19. 19.⚖️ 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
20. 20.⚖️ 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 change it (b) we keep it the same (c) we measure it
21. 21.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) hot water is heavy (c) it changes colour (d) hot water can scald
22. 22.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
23. 23.🔍 Which is the odd one out? (a) a pond icing over (b) water becoming ice (c) making ice lollies (d) dew on morning grass
24. 24.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) leave them wet (c) wipe them dry (d) pour more water
25. 25.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to smoke (c) it turns to drops (d) it turns to salt
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 size of the bowl
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) water (c) a big bowl (d) a small cup
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) a big bowl (c) cling film (d) sunlight
29. 29.⚖️ 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 change it (b) we measure it (c) we keep it the same
30. 30.🔍 Which is the odd one out? (a) drops on a cold glass (b) butter going runny (c) snow turning to water (d) ice becoming water
31. 31.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a big bowl (c) a battery cell (d) a small cup
32. 32.💧 Which change is this: wet clothes drying? (a) condensation (b) freezing (c) evaporation (d) melting
33. 33.💧 Which change is this: drops on a cold glass? (a) freezing (b) evaporation (c) condensation (d) melting
34. 34.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the cling film (c) the air outside (d) the bowl itself
35. 35.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the amount of water is kept the same. (a) False (b) True
36. 36.🔍 Which is the odd one out? (a) wet hair drying (b) butter going runny (c) snow turning to water (d) ice becoming water
37. 37.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
38. 38.⚖️ 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
39. 39.True or false: making ice lollies is freezing. (a) False (b) True
40. 40.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a balloon (c) a small cup (d) cling film

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