Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 609 · 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? What do we do with “the amount of water”? (a) we change it (b) we keep it the same (c) we measure it
2. 2.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it disappears (c) it turns to smoke (d) it turns to drops
3. 3.True or false: a pond icing over is evaporation. (a) False (b) True
4. 4.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) it changes colour (c) hot water is heavy (d) hot water is magnetic
5. 5.⚖️ 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) how many drops form (b) sun or shade (c) the cling film cover (d) the amount of water
6. 6.⚖️ 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) how many drops form (c) the amount of water (d) sun or shade
7. 7.⚖️ 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) False (b) True
8. 8.⚖️ 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) False (b) True
9. 9.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a mirror (c) water (d) a big bowl
10. 10.💧 Which of these is evaporation? (a) dew on morning grass (b) snow turning to water (c) wet clothes drying (d) ice becoming water
11. 11.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) cling film (c) a magnet (d) a big bowl
12. 12.💧 Which of these is condensation? (a) snow turning to water (b) butter going runny (c) drops on a cold glass (d) making ice lollies
13. 13.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) sunlight (c) a small cup (d) a big bowl
14. 14.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) the bowl freezes (c) the water turns red (d) fewer drops form
15. 15.💧 Which change is this: wet clothes drying? (a) melting (b) condensation (c) freezing (d) evaporation
16. 16.💧 Which change is this: sweat drying on skin? (a) melting (b) condensation (c) evaporation (d) freezing
17. 17.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
18. 18.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
19. 19.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) ice cubes (c) yeast (d) a small cup
20. 20.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) they turn to ice (c) faster (d) they never dry
21. 21.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) the glass sweats (c) ice escapes the glass (d) vapour in air cools
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) sunlight (c) yeast (d) a big bowl
23. 23.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False
24. 24.💧 Which of these is melting? (a) making ice lollies (b) ice becoming water (c) water becoming ice (d) wet clothes drying
25. 25.📘 What is water vapour? (a) salty water (b) a kind of smoke (c) water as a gas (d) tiny ice cubes
26. 26.💧 Which change is this: wet hair drying? (a) freezing (b) melting (c) evaporation (d) condensation
27. 27.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) pour more water (c) leave them wet (d) wipe them dry
28. 28.True or false: turmeric powder is needed for the water cycle bowl. (a) False (b) True
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) ice cubes (c) a big bowl (d) turmeric powder
30. 30.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a mirror (c) a battery cell (d) sunlight
31. 31.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
32. 32.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
33. 33.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
34. 34.🔍 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
35. 35.🧺 Which of these is not needed for the water cycle bowl? (a) turmeric powder (b) ice cubes (c) cling film (d) water
36. 36.⚖️ 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
37. 37.⚖️ 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 the one thing we change. (a) False (b) True
38. 38.🔍 Which is the odd one out? (a) a puddle drying up (b) wet hair drying (c) water becoming ice (d) sweat drying on skin
39. 39.🔍 Which is the odd one out? (a) drops on a cold glass (b) butter going runny (c) drops under a pot lid (d) a misty bathroom mirror
40. 40.🔍 Which is the odd one out? (a) butter going runny (b) ice becoming water (c) snow turning to water (d) making ice lollies

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