Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 944 · 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 on a cold glass (c) a misty bathroom mirror (d) sweat drying on skin
2. 2.True or false: cling film is needed for the water cycle bowl. (a) True (b) False
3. 3.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a balloon (c) a big bowl (d) a battery cell
4. 4.💧 Which change is this: a puddle drying up? (a) condensation (b) freezing (c) evaporation (d) melting
5. 5.💧 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
6. 6.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) they turn to ice (c) faster (d) they never dry
7. 7.True or false: drops under a pot lid is condensation. (a) False (b) True
8. 8.True or false: sweat drying on skin is evaporation. (a) False (b) True
9. 9.💧 Which of these is condensation? (a) a pond icing over (b) snow turning to water (c) butter going runny (d) dew on morning grass
10. 10.True or false: butter going runny is melting. (a) False (b) True
11. 11.💧 Which of these is evaporation? (a) making ice lollies (b) dew on morning grass (c) butter going runny (d) wet clothes drying
12. 12.True or false: a battery cell is needed for the water cycle bowl. (a) True (b) False
13. 13.⚖️ 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
14. 14.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it turns to smoke (c) it turns to drops (d) it disappears
15. 15.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) sunlight (c) a small cup (d) a balloon
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) water (c) a big bowl (d) a mirror
17. 17.⚖️ 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) sun or shade (d) the size of the bowl
18. 18.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) the water increases (c) it turns to salt (d) some water evaporates
19. 19.⚖️ 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
20. 20.⚖️ 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
21. 21.⚖️ 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) the cling film cover (c) the time we wait (d) how many drops form
22. 22.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) ice becoming water (d) a misty bathroom mirror
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 amount of water”? (a) we keep it the same (b) we change it (c) we measure it
24. 24.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) ice cubes (c) cling film (d) a small cup
25. 25.🔍 Which is the odd one out? (a) water becoming ice (b) making ice lollies (c) a pond icing over (d) ice becoming water
26. 26.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) ice cubes (c) a battery cell (d) a mirror
27. 27.⚖️ 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 what we measure. (a) True (b) False
28. 28.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a magnet (c) turmeric powder (d) water
29. 29.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a mirror (c) a magnet (d) sunlight
30. 30.⚖️ 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
31. 31.🛟 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
32. 32.True or false: a pond icing over is freezing. (a) False (b) True
33. 33.True or false: a magnet is not needed for the water cycle bowl. (a) True (b) False
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.⚖️ 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 size of the bowl
36. 36.⚖️ 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
37. 37.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) a big bowl (c) a small cup (d) water
38. 38.💧 Which change is this: snow turning to water? (a) freezing (b) melting (c) condensation (d) evaporation
39. 39.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a mirror (c) cling film (d) a big bowl
40. 40.🔍 Which is the odd one out? (a) drops under a pot lid (b) a misty bathroom mirror (c) dew on morning grass (d) wet hair drying

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