Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 14 · 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: ice cubes is needed for the water cycle bowl. (a) True (b) False
2. 2.True or false: yeast is not needed for the water cycle bowl. (a) False (b) True
3. 3.💧 Which of these is evaporation? (a) a misty bathroom mirror (b) drops on a cold glass (c) sweat drying on skin (d) butter going runny
4. 4.🔍 Which is the odd one out? (a) snow turning to water (b) drops under a pot lid (c) a misty bathroom mirror (d) dew on morning grass
5. 5.⚖️ 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 keep it the same (c) we measure it
6. 6.💧 Which of these is evaporation? (a) wet hair drying (b) dew on morning grass (c) snow turning to water (d) drops on a cold glass
7. 7.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
8. 8.⚖️ 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) False (b) True
9. 9.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a balloon (c) turmeric powder (d) sunlight
10. 10.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to salt (c) it turns to drops (d) it turns to smoke
11. 11.⚖️ 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 time we wait (b) the cling film cover (c) sun or shade (d) the size of the bowl
12. 12.💧 Which of these is freezing? (a) a puddle drying up (b) sweat drying on skin (c) a misty bathroom mirror (d) a pond icing over
13. 13.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a big bowl (c) cling film (d) yeast
14. 14.⚖️ 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) False (b) True
15. 15.🛟 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
16. 16.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) water (c) a balloon (d) a mirror
17. 17.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) lightning (c) wind (d) rain
18. 18.💧 Which change is this: wet clothes drying? (a) freezing (b) melting (c) condensation (d) evaporation
19. 19.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) sunlight (c) water (d) a mirror
20. 20.⚖️ 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 size of the bowl (b) sun or shade (c) how many drops form
21. 21.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) some water evaporates (c) it turns to ice (d) the water increases
22. 22.💧 Which change is this: a puddle drying up? (a) freezing (b) melting (c) evaporation (d) condensation
23. 23.True or false: a magnet is needed for the water cycle bowl. (a) False (b) True
24. 24.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) yeast (c) a small cup (d) water
25. 25.True or false: water becoming ice is freezing. (a) True (b) False
26. 26.⚖️ 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 what we measure. (a) False (b) True
27. 27.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a magnet (c) yeast (d) ice cubes
28. 28.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
29. 29.⚖️ 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 measure it (b) we keep it the same (c) we change it
30. 30.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass sweats (c) vapour in air cools (d) the glass leaks
31. 31.⚖️ 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
32. 32.📘 What is water vapour? (a) a kind of smoke (b) water as a gas (c) tiny ice cubes (d) salty water
33. 33.⚖️ 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 time we wait (b) sun or shade (c) the cling film cover (d) how many drops form
34. 34.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) a balloon (d) ice cubes
35. 35.💧 Which change is this: drops under a pot lid? (a) condensation (b) evaporation (c) freezing (d) melting
36. 36.⚖️ 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 change it (b) we keep it the same (c) we measure it
37. 37.💧 Which of these is evaporation? (a) a puddle drying up (b) drops under a pot lid (c) butter going runny (d) snow turning to water
38. 38.🔍 Which is the odd one out? (a) drops on a cold glass (b) dew on morning grass (c) a puddle drying up (d) a misty bathroom mirror
39. 39.True or false: a small cup is needed for the water cycle bowl. (a) True (b) False
40. 40.💧 In the covered bowl, where does the water vapour come from? (a) the cling film (b) the air outside (c) the bowl itself (d) water warmed by the Sun

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