Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 452 · 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.⚖️ 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 measure it (c) we change it
2. 2.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is the one thing we change. (a) False (b) True
3. 3.💧 Which of these is evaporation? (a) ice becoming water (b) wet clothes drying (c) a misty bathroom mirror (d) drops on a cold glass
4. 4.🔍 Which is the odd one out? (a) water becoming ice (b) making ice lollies (c) a pond icing over (d) ice becoming water
5. 5.True or false: yeast is not needed for the water cycle bowl. (a) False (b) True
6. 6.True or false: cling film is needed for the water cycle bowl. (a) False (b) True
7. 7.⚖️ 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) True (b) False
8. 8.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is magnetic (c) hot water can scald (d) hot water is heavy
9. 9.True or false: making ice lollies is melting. (a) True (b) False
10. 10.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) slide on them (c) wipe them dry (d) leave them wet
11. 11.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) fewer drops form (c) more drops form (d) the water turns red
12. 12.💧 Which of these is condensation? (a) butter going runny (b) a misty bathroom mirror (c) water becoming ice (d) sweat drying on skin
13. 13.True or false: ice cubes is not needed for the water cycle bowl. (a) False (b) True
14. 14.⚖️ 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 amount of water (b) the cling film cover (c) how many drops form (d) the size of the bowl
15. 15.💧 Which of these is evaporation? (a) a misty bathroom mirror (b) sweat drying on skin (c) a pond icing over (d) making ice lollies
16. 16.⚖️ 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 amount of water (b) the size of the bowl (c) sun or shade (d) the time we wait
17. 17.⚖️ 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
18. 18.💧 Which change is this: a misty bathroom mirror? (a) evaporation (b) condensation (c) freezing (d) melting
19. 19.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
20. 20.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to drops (c) it turns to smoke (d) it turns to salt
21. 21.💧 Which change is this: wet clothes drying? (a) condensation (b) melting (c) freezing (d) evaporation
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.⚖️ 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) False (b) True
24. 24.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) yeast (c) sunlight (d) a big bowl
25. 25.⚖️ 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 cling film cover (c) how many drops form
26. 26.True or false: dew on morning grass is freezing. (a) False (b) True
27. 27.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a big bowl (c) turmeric powder (d) a mirror
28. 28.💧 Which change is this: making ice lollies? (a) condensation (b) evaporation (c) melting (d) freezing
29. 29.⚖️ 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 measure it (c) we keep it the same
30. 30.True or false: a misty bathroom mirror is evaporation. (a) True (b) False
31. 31.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a small cup (c) turmeric powder (d) ice cubes
32. 32.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a battery cell (c) cling film (d) a big bowl
33. 33.💧 Which of these is freezing? (a) a misty bathroom mirror (b) a puddle drying up (c) wet clothes drying (d) making ice lollies
34. 34.🧺 Which of these is needed for the water cycle bowl? (a) water (b) yeast (c) a battery cell (d) a mirror
35. 35.💧 Which change is this: a pond icing over? (a) condensation (b) freezing (c) melting (d) evaporation
36. 36.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) they never dry (c) they turn to ice (d) slower
37. 37.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
38. 38.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) the water increases (c) it turns to ice (d) some water evaporates
39. 39.💧 Which change is this: sweat drying on skin? (a) condensation (b) evaporation (c) melting (d) freezing
40. 40.True or false: a small cup is not needed for the water cycle bowl. (a) True (b) False

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