Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 662 · 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.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water is magnetic (c) it changes colour (d) hot water can scald
2. 2.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) cling film (c) water (d) a magnet
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 measure it (b) we keep it the same (c) we change it
4. 4.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
5. 5.🔍 Which is the odd one out? (a) water becoming ice (b) sweat drying on skin (c) wet hair drying (d) a puddle drying up
6. 6.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the water turns red (c) more drops form (d) the bowl freezes
7. 7.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False
8. 8.⚖️ 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) True (b) False
9. 9.True or false: dew on morning grass is melting. (a) True (b) False
10. 10.💧 Which change is this: wet hair drying? (a) evaporation (b) condensation (c) melting (d) freezing
11. 11.🔮 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
12. 12.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) it turns to ice (c) some water evaporates (d) the water increases
13. 13.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a battery cell (b) cling film (c) a small cup (d) ice cubes
14. 14.🔍 Which is the odd one out? (a) wet clothes drying (b) wet hair drying (c) a puddle drying up (d) a pond icing over
15. 15.💧 Which of these is evaporation? (a) snow turning to water (b) butter going runny (c) making ice lollies (d) wet clothes drying
16. 16.⚖️ 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 measure it (c) we keep it the same
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) ice cubes (c) a balloon (d) cling film
18. 18.🛟 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
19. 19.🔍 Which is the odd one out? (a) water becoming ice (b) butter going runny (c) a pond icing over (d) making ice lollies
20. 20.⚖️ 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 the one thing we change. (a) True (b) False
21. 21.⚖️ 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 change it (b) we keep it the same (c) we measure it
22. 22.⚖️ 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
23. 23.⚖️ 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 measure it (b) we change it (c) we keep it the same
24. 24.⚖️ 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 measure it (c) we keep it the same
25. 25.⚖️ 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
26. 26.True or false: cling film is needed for the water cycle bowl. (a) False (b) True
27. 27.💧 Which change is this: butter going runny? (a) melting (b) freezing (c) condensation (d) evaporation
28. 28.⚖️ 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) True (b) False
29. 29.💧 In the covered bowl, where does the water vapour come from? (a) the air outside (b) the cling film (c) the bowl itself (d) water warmed by the Sun
30. 30.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a big bowl (c) a battery cell (d) a magnet
31. 31.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
32. 32.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) rain (c) sunshine (d) lightning
33. 33.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
34. 34.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) sunlight (c) water (d) a battery cell
35. 35.💧 Which change is this: water becoming ice? (a) freezing (b) evaporation (c) condensation (d) melting
36. 36.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True
37. 37.💧 Which of these is melting? (a) a puddle drying up (b) dew on morning grass (c) water becoming ice (d) ice becoming water
38. 38.⚖️ 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 size of the bowl (b) how many drops form (c) the time we wait (d) the cling film cover
39. 39.True or false: drops under a pot lid is condensation. (a) False (b) True
40. 40.True or false: wet hair drying is condensation. (a) False (b) True

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