Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 633 · 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: a big bowl is not needed for the water cycle bowl. (a) True (b) False
2. 2.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to ice (c) some water evaporates (d) it turns to salt
3. 3.💧 Which change is this: a puddle drying up? (a) condensation (b) evaporation (c) melting (d) freezing
4. 4.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a small cup (c) ice cubes (d) turmeric powder
6. 6.🔍 Which is the odd one out? (a) snow turning to water (b) butter going runny (c) ice becoming water (d) drops on a cold glass
7. 7.🔍 Which is the odd one out? (a) making ice lollies (b) a pond icing over (c) butter going runny (d) water becoming ice
8. 8.⚖️ 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 size of the bowl (c) sun or shade (d) the time we wait
9. 9.⚖️ 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 keep it the same (b) we change it (c) we measure it
10. 10.⚖️ 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) sun or shade (b) how many drops form (c) the cling film cover
11. 11.💧 Which of these is melting? (a) water becoming ice (b) ice becoming water (c) a misty bathroom mirror (d) drops under a pot lid
12. 12.⚖️ 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 what we measure. (a) True (b) False
13. 13.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) sunlight (d) a battery cell
14. 14.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
15. 15.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) ice becoming water (d) making ice lollies
16. 16.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) hot water can scald (c) it changes colour (d) hot water is heavy
17. 17.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
18. 18.True or false: wet clothes drying is evaporation. (a) False (b) True
19. 19.🔍 Which is the odd one out? (a) making ice lollies (b) a pond icing over (c) snow turning to water (d) water becoming ice
20. 20.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
21. 21.💧 Which change is this: water becoming ice? (a) melting (b) condensation (c) evaporation (d) freezing
22. 22.⚖️ 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
23. 23.🔍 Which is the odd one out? (a) a puddle drying up (b) a pond icing over (c) water becoming ice (d) making ice lollies
24. 24.True or false: sunlight is not needed for the water cycle bowl. (a) True (b) False
25. 25.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is kept the same. (a) True (b) False
26. 26.🔍 Which is the odd one out? (a) making ice lollies (b) a pond icing over (c) ice becoming water (d) water becoming ice
27. 27.True or false: making ice lollies is freezing. (a) True (b) False
28. 28.⚖️ 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) sun or shade (b) the size of the bowl (c) how many drops form
29. 29.🧺 Do we need a big bowl 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? Which of these is kept the same? (a) sun or shade (b) how many drops form (c) the time we wait
31. 31.💧 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
32. 32.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) slide on them (c) pour more water (d) leave them wet
33. 33.⚖️ 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 measure it (b) we keep it the same (c) we change it
34. 34.True or false: drops on a cold glass is evaporation. (a) True (b) False
35. 35.⚖️ 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) the time we wait (c) sun or shade (d) how many drops form
36. 36.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
37. 37.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
38. 38.True or false: yeast is not needed for the water cycle bowl. (a) False (b) True
39. 39.💧 Which of these is evaporation? (a) drops on a cold glass (b) wet clothes drying (c) a misty bathroom mirror (d) a pond icing over
40. 40.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) ice escapes the glass (c) vapour in air cools (d) the glass leaks

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