Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 269 · 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.⚖️ 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 the one thing we change. (a) False (b) True
2. 2.⚖️ 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
3. 3.💧 Which change is this: drops under a pot lid? (a) condensation (b) evaporation (c) freezing (d) melting
4. 4.True or false: a puddle drying up is condensation. (a) False (b) True
5. 5.True or false: butter going runny is condensation. (a) True (b) False
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a small cup (c) turmeric powder (d) sunlight
7. 7.💧 Which of these is condensation? (a) dew on morning grass (b) sweat drying on skin (c) wet hair drying (d) butter going runny
8. 8.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) turmeric powder (c) water (d) ice cubes
9. 9.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) sunlight (c) a mirror (d) a balloon
10. 10.True or false: yeast is needed for the water cycle bowl. (a) False (b) True
11. 11.🔍 Which is the odd one out? (a) drops on a cold glass (b) dew on morning grass (c) a misty bathroom mirror (d) wet hair 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) True (b) False
13. 13.⚖️ 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 measure it (b) we change it (c) we keep it the same
14. 14.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a balloon (c) ice cubes (d) a magnet
15. 15.⚖️ 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) sun or shade (c) the cling film cover
16. 16.🔍 Which is the odd one out? (a) drops under a pot lid (b) drops on a cold glass (c) a misty bathroom mirror (d) ice becoming water
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) True (b) False
18. 18.💧 Which of these is melting? (a) a pond icing over (b) a misty bathroom mirror (c) sweat drying on skin (d) ice becoming water
19. 19.True or false: a small cup is needed for the water cycle bowl. (a) False (b) True
20. 20.⚖️ 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
21. 21.🔮 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
22. 22.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass leaks (c) the glass sweats (d) ice escapes the glass
23. 23.True or false: a small cup is not needed for the water cycle bowl. (a) True (b) False
24. 24.⚖️ 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
25. 25.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a small cup (c) a battery cell (d) water
26. 26.💧 Which of these is melting? (a) wet clothes drying (b) drops on a cold glass (c) sweat drying on skin (d) butter going runny
27. 27.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a small cup (c) a big bowl (d) a magnet
29. 29.🔍 Which is the odd one out? (a) wet clothes drying (b) a puddle drying up (c) wet hair drying (d) dew on morning grass
30. 30.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) lightning (c) rain (d) wind
31. 31.💧 Which change is this: drops on a cold glass? (a) condensation (b) evaporation (c) freezing (d) melting
32. 32.True or false: sunlight is needed for the water cycle bowl. (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 amount of water”? (a) we change it (b) we keep it the same (c) we measure it
34. 34.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) it turns to ice (c) the water increases (d) some water evaporates
35. 35.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) it changes colour (c) hot water can scald (d) hot water is magnetic
36. 36.💧 Which of these is freezing? (a) a pond icing over (b) wet clothes drying (c) dew on morning grass (d) sweat drying on skin
37. 37.💧 Which of these is freezing? (a) sweat drying on skin (b) ice becoming water (c) snow turning to water (d) water becoming ice
38. 38.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
39. 39.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
40. 40.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a mirror (c) sunlight (d) cling film

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