Water Cycle Experiment Worksheet

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

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