Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 912 · 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.💧 Which of these is condensation? (a) drops on a cold glass (b) butter going runny (c) wet hair drying (d) wet clothes drying
2. 2.⚖️ 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 kept the same. (a) False (b) True
3. 3.💧 Which of these is melting? (a) wet hair drying (b) wet clothes drying (c) ice becoming water (d) a pond icing over
4. 4.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) slide on them (c) leave them wet (d) pour more water
5. 5.🔍 Which is the odd one out? (a) butter going runny (b) water becoming ice (c) a pond icing over (d) making ice lollies
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 size of the bowl (b) sun or shade (c) how many drops form (d) the cling film cover
7. 7.⚖️ 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) True (b) False
8. 8.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) ice cubes (c) sunlight (d) a big bowl
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) how many drops form (b) the time we wait (c) the amount of water (d) the size of the bowl
10. 10.💧 Which of these is evaporation? (a) a pond icing over (b) dew on morning grass (c) a puddle drying up (d) water becoming ice
11. 11.💧 Which of these is freezing? (a) wet clothes drying (b) a puddle drying up (c) butter going runny (d) making ice lollies
12. 12.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
13. 13.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) vapour in air cools (c) the glass sweats (d) ice escapes the glass
14. 14.💧 Which change is this: drops on a cold glass? (a) evaporation (b) condensation (c) freezing (d) melting
15. 15.📘 What is water vapour? (a) salty water (b) a kind of smoke (c) tiny ice cubes (d) water as a gas
16. 16.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
17. 17.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) dew on morning grass (c) drops under a pot lid (d) a puddle drying up
18. 18.True or false: a small cup is needed for the water cycle bowl. (a) False (b) True
19. 19.💧 Which of these is condensation? (a) butter going runny (b) dew on morning grass (c) making ice lollies (d) ice becoming water
20. 20.💧 Which of these is freezing? (a) sweat drying on skin (b) a pond icing over (c) wet clothes drying (d) drops under a pot lid
21. 21.💧 Which change is this: wet clothes drying? (a) condensation (b) evaporation (c) freezing (d) melting
22. 22.💧 Which change is this: a puddle drying up? (a) melting (b) evaporation (c) freezing (d) condensation
23. 23.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) lightning (c) rain (d) sunshine
24. 24.💧 Which of these is evaporation? (a) wet clothes drying (b) making ice lollies (c) ice becoming water (d) drops on a cold glass
25. 25.💧 Which change is this: drops under a pot lid? (a) melting (b) evaporation (c) freezing (d) condensation
26. 26.True or false: sunlight is not needed for the water cycle bowl. (a) False (b) True
27. 27.True or false: water is not needed for the water cycle bowl. (a) True (b) False
28. 28.⚖️ 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 keep it the same (b) we change it (c) we measure it
29. 29.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) turmeric powder (c) sunlight (d) a big bowl
30. 30.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the cling film (c) the air outside (d) the bowl itself
31. 31.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water can scald (c) it changes colour (d) hot water is magnetic
32. 32.True or false: a puddle drying up is condensation. (a) True (b) False
33. 33.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) making ice lollies (c) a pond icing over (d) water becoming ice
34. 34.⚖️ 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
35. 35.True or false: cling film is not needed for the water cycle bowl. (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 turns to salt (c) it turns to smoke (d) it disappears
37. 37.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) they never dry (c) faster (d) slower
38. 38.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a mirror (b) sunlight (c) water (d) a big bowl
39. 39.⚖️ 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 the one thing we change. (a) False (b) True
40. 40.True or false: drops on a cold glass is condensation. (a) True (b) False

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