Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 717 · 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 is the odd one out? (a) making ice lollies (b) a pond icing over (c) water becoming ice (d) butter going runny
2. 2.💧 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
3. 3.💧 Which change is this: a puddle drying up? (a) condensation (b) evaporation (c) freezing (d) melting
4. 4.🔮 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) faster (d) slower
5. 5.🔍 Which is the odd one out? (a) wet clothes drying (b) wet hair drying (c) sweat drying on skin (d) a misty bathroom mirror
6. 6.🔍 Which is the odd one out? (a) drops on a cold glass (b) dew on morning grass (c) a misty bathroom mirror (d) wet clothes drying
7. 7.🧺 Which of these is needed for the water cycle bowl? (a) cling film (b) a magnet (c) a mirror (d) turmeric powder
8. 8.🔍 Which is the odd one out? (a) a pond icing over (b) making ice lollies (c) a puddle drying up (d) water becoming ice
9. 9.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
10. 10.💧 Which change is this: ice becoming water? (a) condensation (b) evaporation (c) freezing (d) melting
11. 11.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a balloon (c) turmeric powder (d) a big bowl
12. 12.⚖️ 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 keep it the same (b) we measure it (c) we change it
13. 13.💧 Which of these is freezing? (a) ice becoming water (b) making ice lollies (c) butter going runny (d) a misty bathroom mirror
14. 14.True or false: a battery cell is needed for the water cycle bowl. (a) True (b) False
15. 15.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) the glass sweats (c) vapour in air cools (d) ice escapes the glass
16. 16.True or false: water is needed for the water cycle bowl. (a) True (b) False
17. 17.🛟 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
18. 18.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a battery cell (c) ice cubes (d) a mirror
19. 19.⚖️ 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 cling film cover (b) sun or shade (c) how many drops form (d) the amount of water
20. 20.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) rain (c) lightning (d) wind
21. 21.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) water (d) a magnet
22. 22.💧 Which change is this: sweat drying on skin? (a) condensation (b) freezing (c) melting (d) evaporation
23. 23.True or false: drops on a cold glass is condensation. (a) True (b) False
24. 24.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
25. 25.⚖️ 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) True (b) False
26. 26.🔍 Which is the odd one out? (a) making ice lollies (b) butter going runny (c) ice becoming water (d) snow turning to water
27. 27.True or false: a misty bathroom mirror is melting. (a) False (b) True
28. 28.⚖️ 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) the amount of water (b) sun or shade (c) how many drops form
29. 29.⚖️ 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 size of the bowl
30. 30.True or false: a magnet is needed for the water cycle bowl. (a) True (b) False
31. 31.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water can scald (c) hot water is heavy (d) hot water is magnetic
32. 32.True or false: sweat drying on skin is freezing. (a) False (b) True
33. 33.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a battery cell (c) sunlight (d) cling film
34. 34.True or false: water is not needed for the water cycle bowl. (a) False (b) True
35. 35.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) cling film (c) a balloon (d) ice cubes
36. 36.💧 Which change is this: wet clothes drying? (a) condensation (b) freezing (c) melting (d) evaporation
37. 37.💧 Which of these is condensation? (a) drops under a pot lid (b) a pond icing over (c) wet hair drying (d) a puddle drying up
38. 38.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a small cup (c) a balloon (d) a big bowl
39. 39.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) the bowl freezes (c) fewer drops form (d) more drops form
40. 40.True or false: ice becoming water is melting. (a) False (b) True

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