Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 577 · 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 evaporation? (a) making ice lollies (b) drops under a pot lid (c) a puddle drying up (d) ice becoming water
2. 2.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) ice cubes (c) water (d) a battery cell
3. 3.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a mirror (c) water (d) a big bowl
4. 4.True or false: drops on a cold glass is condensation. (a) False (b) True
5. 5.True or false: wet hair drying is melting. (a) False (b) True
6. 6.💧 Which of these is freezing? (a) wet clothes drying (b) drops under a pot lid (c) water becoming ice (d) a misty bathroom mirror
7. 7.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is heavy (c) hot water can scald (d) hot water is magnetic
8. 8.⚖️ 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 keep it the same (b) we change it (c) we measure it
9. 9.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) leave them wet (c) slide on them (d) wipe them dry
10. 10.True or false: dew on morning grass is evaporation. (a) False (b) True
11. 11.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is what we measure. (a) False (b) True
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) a big bowl (c) sunlight (d) cling film
13. 13.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) slower (c) faster (d) they never dry
14. 14.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) turmeric powder (c) a magnet (d) cling film
15. 15.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a balloon (c) turmeric powder (d) a big bowl
16. 16.💧 Which of these is condensation? (a) wet clothes drying (b) a misty bathroom mirror (c) ice becoming water (d) wet hair drying
17. 17.⚖️ 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 the one thing we change. (a) False (b) True
18. 18.💧 Which change is this: wet hair drying? (a) melting (b) evaporation (c) freezing (d) condensation
19. 19.💧 Which change is this: making ice lollies? (a) freezing (b) condensation (c) melting (d) evaporation
20. 20.💧 Which of these is condensation? (a) wet clothes drying (b) butter going runny (c) water becoming ice (d) drops under a pot lid
21. 21.💧 Which change is this: drops on a cold glass? (a) freezing (b) evaporation (c) melting (d) condensation
22. 22.⚖️ 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) how many drops form (b) the amount of water (c) the size of the bowl (d) sun or shade
23. 23.🧺 Which of these is not needed for the water cycle bowl? (a) yeast (b) water (c) ice cubes (d) a small cup
24. 24.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
25. 25.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
26. 26.True or false: a mirror is not needed for the water cycle bowl. (a) True (b) False
27. 27.True or false: a magnet is 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 change it (b) we measure it (c) we keep it the same
29. 29.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) some water evaporates (c) the water increases (d) it turns to salt
30. 30.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
31. 31.True or false: sunlight is needed for the water cycle bowl. (a) True (b) False
32. 32.True or false: sunlight is not needed for the water cycle bowl. (a) False (b) True
33. 33.True or false: a small cup is needed for the water cycle bowl. (a) False (b) True
34. 34.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
35. 35.⚖️ 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 change it (c) we keep it the same
36. 36.⚖️ 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) False (b) True
37. 37.💧 Which change is this: snow turning to water? (a) evaporation (b) condensation (c) melting (d) freezing
38. 38.🔍 Which is the odd one out? (a) water becoming ice (b) drops on a cold glass (c) a misty bathroom mirror (d) dew on morning grass
39. 39.💧 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
40. 40.⚖️ 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) how many drops form (b) sun or shade (c) the cling film cover

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