Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 527 · 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.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it turns to smoke (c) it turns to drops (d) it disappears
2. 2.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) ice cubes (c) a mirror (d) a small cup
3. 3.⚖️ 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) the amount of water (c) sun or shade (d) the size of the bowl
4. 4.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) turmeric powder (c) cling film (d) a big bowl
5. 5.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) it changes colour (c) hot water can scald (d) hot water is heavy
6. 6.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) pour more water (c) slide on them (d) wipe them dry
7. 7.True or false: yeast is not needed for the water cycle bowl. (a) True (b) False
8. 8.True or false: turmeric powder is needed for the water cycle bowl. (a) True (b) False
9. 9.⚖️ 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) how many drops form (c) sun or shade (d) the size of the bowl
10. 10.🧺 Which of these is not needed for the water cycle bowl? (a) a mirror (b) sunlight (c) a small cup (d) water
11. 11.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a battery cell (b) sunlight (c) a small cup (d) ice cubes
13. 13.True or false: dew on morning grass is melting. (a) False (b) True
14. 14.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
15. 15.True or false: wet hair drying is evaporation. (a) False (b) True
16. 16.🔍 Which is the odd one out? (a) ice becoming water (b) sweat drying on skin (c) snow turning to water (d) butter going runny
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) a big bowl (c) a small cup (d) water
18. 18.💧 Which of these is condensation? (a) drops under a pot lid (b) snow turning to water (c) butter going runny (d) wet hair drying
19. 19.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False
20. 20.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a magnet (c) a battery cell (d) sunlight
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.🔍 Which is the odd one out? (a) wet hair drying (b) sweat drying on skin (c) a misty bathroom mirror (d) wet clothes drying
23. 23.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) sunlight (c) a balloon (d) water
24. 24.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a magnet (c) water (d) ice cubes
25. 25.⚖️ 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
26. 26.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
27. 27.💧 In the covered bowl, where does the water vapour come from? (a) the air outside (b) water warmed by the Sun (c) the cling film (d) the bowl itself
28. 28.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
29. 29.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
30. 30.⚖️ 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 the one thing we change. (a) True (b) False
31. 31.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
32. 32.💧 Which change is this: drops under a pot lid? (a) freezing (b) evaporation (c) condensation (d) melting
33. 33.📘 What is water vapour? (a) a kind of smoke (b) water as a gas (c) salty water (d) tiny ice cubes
34. 34.💧 Which change is this: snow turning to water? (a) freezing (b) evaporation (c) condensation (d) melting
35. 35.⚖️ 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 keep it the same (b) we change it (c) we measure it
36. 36.🔍 Which is the odd one out? (a) snow turning to water (b) butter going runny (c) a puddle drying up (d) ice becoming water
37. 37.💧 Which change is this: making ice lollies? (a) melting (b) freezing (c) condensation (d) evaporation
38. 38.💧 Which of these is melting? (a) wet clothes drying (b) a puddle drying up (c) snow turning to water (d) drops on a cold glass
39. 39.💧 Which change is this: a misty bathroom mirror? (a) freezing (b) condensation (c) evaporation (d) melting
40. 40.True or false: a battery cell is not needed for the water cycle bowl. (a) False (b) True

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