Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 153 · 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 small cup is not needed for the water cycle bowl. (a) False (b) True
2. 2.⚖️ 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
3. 3.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a battery cell (b) water (c) a big bowl (d) cling film
4. 4.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) water (c) turmeric powder (d) a big bowl
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) how many drops form (b) sun or shade (c) the amount of water (d) the cling film cover
7. 7.True or false: wet hair drying is melting. (a) True (b) False
8. 8.💧 Which of these is evaporation? (a) drops on a cold glass (b) butter going runny (c) wet hair drying (d) drops under a pot lid
9. 9.True or false: a magnet is needed for the water cycle bowl. (a) False (b) True
10. 10.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) cling film (c) sunlight (d) a big bowl
11. 11.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water can scald (c) hot water is magnetic (d) it changes colour
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) water (c) ice cubes (d) cling film
13. 13.🔮 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) it turns to salt (d) some water evaporates
14. 14.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) slower (c) they never dry (d) faster
15. 15.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) rain (b) lightning (c) sunshine (d) wind
16. 16.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) yeast (c) a battery cell (d) a small cup
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 what we measure. (a) False (b) True
18. 18.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
19. 19.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) slide on them (c) wipe them dry (d) pour more water
20. 20.True or false: butter going runny is melting. (a) True (b) False
21. 21.⚖️ 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) False (b) True
22. 22.True or false: ice cubes is needed for the water cycle bowl. (a) True (b) False
23. 23.💧 Which change is this: sweat drying on skin? (a) condensation (b) evaporation (c) freezing (d) melting
24. 24.💧 Which change is this: drops on a cold glass? (a) evaporation (b) condensation (c) melting (d) freezing
25. 25.💧 Which of these is freezing? (a) snow turning to water (b) wet clothes drying (c) drops under a pot lid (d) a pond icing over
26. 26.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
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) how many drops form (b) the size of the bowl (c) sun or shade
28. 28.True or false: wet hair drying is freezing. (a) True (b) False
29. 29.🔍 Which is the odd one out? (a) a pond icing over (b) making ice lollies (c) water becoming ice (d) dew on morning grass
30. 30.True or false: water becoming ice is freezing. (a) False (b) True
31. 31.True or false: a balloon is not needed for the water cycle bowl. (a) False (b) True
32. 32.💧 Which change is this: making ice lollies? (a) condensation (b) melting (c) evaporation (d) freezing
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) how many drops form (d) the size of the bowl
34. 34.⚖️ 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 the one thing we change. (a) False (b) True
35. 35.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) yeast (c) ice cubes (d) a big bowl
36. 36.⚖️ 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 measure it (b) we keep it the same (c) we change it
37. 37.True or false: ice becoming water is melting. (a) False (b) True
38. 38.⚖️ 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 keep it the same (b) we change it (c) we measure it
39. 39.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) the air outside (c) water warmed by the Sun (d) the cling film
40. 40.⚖️ 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 change it (b) we keep it the same (c) we measure it

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