Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 962 · 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: water is needed for the water cycle bowl. (a) False (b) True
2. 2.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) water (c) a magnet (d) ice cubes
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 time we wait”? (a) we change it (b) we measure it (c) we keep it the same
4. 4.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) vapour in air cools (c) the glass leaks (d) the glass sweats
5. 5.📘 What is water vapour? (a) tiny ice cubes (b) a kind of smoke (c) salty water (d) water as a gas
6. 6.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a magnet (c) a small cup (d) yeast
7. 7.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a big bowl (c) turmeric powder (d) sunlight
8. 8.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
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 time we wait (b) the size of the bowl (c) how many drops form (d) the amount of water
10. 10.True or false: cling film is needed for the water cycle bowl. (a) True (b) False
11. 11.💧 Which change is this: a puddle drying up? (a) freezing (b) melting (c) evaporation (d) condensation
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a mirror (c) a big bowl (d) water
13. 13.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the amount of water is kept the same. (a) False (b) True
14. 14.💧 Which of these is melting? (a) butter going runny (b) a misty bathroom mirror (c) wet clothes drying (d) water becoming ice
15. 15.🔍 Which is the odd one out? (a) sweat drying on skin (b) wet hair drying (c) wet clothes drying (d) water becoming ice
16. 16.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is heavy (c) hot water is magnetic (d) it changes colour
17. 17.⚖️ 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
18. 18.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
19. 19.⚖️ 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
20. 20.⚖️ 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
21. 21.True or false: a small cup is not needed for the water cycle bowl. (a) True (b) False
22. 22.⚖️ 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
23. 23.💧 Which change is this: making ice lollies? (a) condensation (b) melting (c) freezing (d) evaporation
24. 24.⚖️ 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
25. 25.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a big bowl (c) a small cup (d) a battery cell
26. 26.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) sunlight (c) a battery cell (d) a mirror
27. 27.⚖️ 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
28. 28.True or false: a pond icing over is melting. (a) False (b) True
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a balloon (c) sunlight (d) a small cup
30. 30.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
31. 31.💧 Which of these is melting? (a) sweat drying on skin (b) a pond icing over (c) snow turning to water (d) wet hair drying
32. 32.⚖️ 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 size of the bowl (b) sun or shade (c) the time we wait (d) the amount of water
33. 33.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) lightning (c) rain (d) wind
34. 34.⚖️ 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 measure it (c) we keep it the same
35. 35.True or false: wet clothes drying is evaporation. (a) False (b) True
36. 36.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it disappears (c) it turns to salt (d) it turns to smoke
37. 37.🔍 Which is the odd one out? (a) wet hair drying (b) a misty bathroom mirror (c) dew on morning grass (d) drops under a pot lid
38. 38.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) faster (c) they turn to ice (d) they never dry
39. 39.🔮 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
40. 40.💧 Which of these is freezing? (a) drops under a pot lid (b) water becoming ice (c) snow turning to water (d) wet hair drying

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