Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 67 · 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: sunlight is needed for the water cycle bowl. (a) True (b) False
2. 2.⚖️ 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) sun or shade (c) the time we wait (d) the size of the bowl
3. 3.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a magnet (c) cling film (d) sunlight
4. 4.💧 Which change is this: drops under a pot lid? (a) freezing (b) condensation (c) melting (d) evaporation
5. 5.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) the water turns red (c) more drops form (d) fewer drops form
6. 6.⚖️ 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) True (b) False
7. 7.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a battery cell (c) a mirror (d) water
8. 8.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
9. 9.True or false: wet clothes drying is evaporation. (a) True (b) False
10. 10.⚖️ 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
11. 11.💧 Which of these is melting? (a) drops on a cold glass (b) butter going runny (c) drops under a pot lid (d) dew on morning grass
12. 12.⚖️ 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 the one thing we change. (a) True (b) False
13. 13.⚖️ 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
14. 14.🔍 Which is the odd one out? (a) water becoming ice (b) making ice lollies (c) a pond icing over (d) a puddle drying up
15. 15.True or false: a misty bathroom mirror is evaporation. (a) True (b) False
16. 16.🛟 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
17. 17.💧 Which change is this: sweat drying on skin? (a) condensation (b) freezing (c) melting (d) evaporation
18. 18.⚖️ 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 keep it the same (c) we measure it
19. 19.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) lightning (c) rain (d) wind
20. 20.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) they turn to ice (c) slower (d) they never dry
21. 21.💧 Which of these is evaporation? (a) wet hair drying (b) a misty bathroom mirror (c) butter going runny (d) making ice lollies
22. 22.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
23. 23.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) some water evaporates (c) it turns to ice (d) it turns to salt
24. 24.True or false: drops under a pot lid is condensation. (a) True (b) False
25. 25.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
26. 26.True or false: making ice lollies is melting. (a) True (b) False
27. 27.⚖️ 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
28. 28.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the cling film cover is kept the same. (a) False (b) True
29. 29.💧 Which change is this: wet hair drying? (a) melting (b) condensation (c) freezing (d) evaporation
30. 30.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) leave them wet (c) pour more water (d) wipe them dry
31. 31.📘 What is water vapour? (a) salty water (b) tiny ice cubes (c) water as a gas (d) a kind of smoke
32. 32.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a big bowl (c) a battery cell (d) cling film
33. 33.True or false: drops on a cold glass is condensation. (a) False (b) True
34. 34.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) sunlight (c) a big bowl (d) a battery cell
35. 35.💧 Which change is this: a pond icing over? (a) condensation (b) evaporation (c) melting (d) freezing
36. 36.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is kept the same. (a) True (b) False
37. 37.🔍 Which is the odd one out? (a) ice becoming water (b) drops under a pot lid (c) a misty bathroom mirror (d) drops on a cold glass
38. 38.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
39. 39.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a big bowl (c) a small cup (d) turmeric powder
40. 40.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a big bowl (c) ice cubes (d) a balloon

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