Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 338 · 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.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a magnet (c) water (d) turmeric powder
2. 2.🔍 Which is the odd one out? (a) drops under a pot lid (b) drops on a cold glass (c) a misty bathroom mirror (d) a pond icing over
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) sun or shade (b) how many drops form (c) the size of the bowl
4. 4.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) a small cup (c) cling film (d) yeast
5. 5.True or false: wet hair drying is condensation. (a) False (b) True
6. 6.💧 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
7. 7.True or false: sunlight is needed for the water cycle bowl. (a) True (b) False
8. 8.💧 Which of these is melting? (a) snow turning to water (b) a pond icing over (c) wet clothes drying (d) sweat drying on skin
9. 9.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
10. 10.⚖️ 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 keep it the same (c) we change it
11. 11.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) slower (c) faster (d) they turn to ice
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) ice cubes (c) a small cup (d) a magnet
13. 13.True or false: wet clothes drying is evaporation. (a) False (b) True
14. 14.💧 Which of these is evaporation? (a) wet clothes drying (b) drops under a pot lid (c) making ice lollies (d) snow turning to water
15. 15.True or false: drops under a pot lid is melting. (a) False (b) True
16. 16.⚖️ 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 keep it the same (c) we measure it
17. 17.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it turns to drops (c) it turns to smoke (d) it disappears
18. 18.⚖️ 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
19. 19.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) ice becoming water (d) wet hair drying
20. 20.True or false: a mirror is not needed for the water cycle bowl. (a) True (b) False
21. 21.⚖️ 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 amount of water (b) sun or shade (c) how many drops form (d) the cling film cover
22. 22.True or false: drops on a cold glass is freezing. (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 “the time we wait”? (a) we keep it the same (b) we measure it (c) we change it
24. 24.⚖️ 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 measure it (c) we change it
25. 25.True or false: a balloon is not needed for the water cycle bowl. (a) False (b) True
26. 26.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
27. 27.True or false: a small cup is needed for the water cycle bowl. (a) False (b) True
28. 28.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
29. 29.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a battery cell (c) yeast (d) a big bowl
30. 30.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
31. 31.💧 Which change is this: a pond icing over? (a) freezing (b) condensation (c) melting (d) evaporation
32. 32.🧺 Which of these is needed for the water cycle bowl? (a) cling film (b) turmeric powder (c) a balloon (d) a mirror
33. 33.💧 Which of these is melting? (a) wet clothes drying (b) butter going runny (c) dew on morning grass (d) drops on a cold glass
34. 34.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
35. 35.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) it turns to salt (c) the water increases (d) some water evaporates
36. 36.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
37. 37.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) turmeric powder (c) a big bowl (d) water
38. 38.True or false: a battery cell is not needed for the water cycle bowl. (a) False (b) True
39. 39.⚖️ 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
40. 40.💧 Which of these is freezing? (a) a pond icing over (b) drops under a pot lid (c) a puddle drying up (d) sweat drying on skin

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