Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 461 · 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: ice cubes is not needed for the water cycle bowl. (a) False (b) True
2. 2.💧 In the covered bowl, where does the water vapour come from? (a) the cling film (b) the air outside (c) water warmed by the Sun (d) the bowl itself
3. 3.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) fewer drops form (c) the water turns red (d) more drops form
4. 4.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
5. 5.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it disappears (c) it turns to smoke (d) it turns to salt
6. 6.💧 Which of these is condensation? (a) drops on a cold glass (b) ice becoming water (c) sweat drying on skin (d) a pond icing over
7. 7.⚖️ 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
8. 8.⚖️ 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 kept the same. (a) True (b) False
9. 9.🔍 Which is the odd one out? (a) making ice lollies (b) a puddle drying up (c) water becoming ice (d) a pond icing over
10. 10.⚖️ 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
11. 11.🔮 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
12. 12.⚖️ 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 cling film cover (c) sun or shade (d) the size of the bowl
13. 13.True or false: sunlight is needed for the water cycle bowl. (a) True (b) False
14. 14.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
15. 15.💧 Which change is this: dew on morning grass? (a) melting (b) evaporation (c) condensation (d) freezing
16. 16.⚖️ 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
17. 17.💧 Which of these is evaporation? (a) butter going runny (b) wet hair drying (c) a pond icing over (d) drops under a pot lid
18. 18.True or false: wet clothes drying is melting. (a) True (b) False
19. 19.True or false: a puddle drying up is evaporation. (a) False (b) True
20. 20.True or false: wet clothes drying is evaporation. (a) False (b) True
21. 21.True or false: making ice lollies is melting. (a) False (b) True
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a battery cell (c) sunlight (d) ice cubes
23. 23.True or false: a mirror is not needed for the water cycle bowl. (a) True (b) False
24. 24.🧺 Which of these is needed for the water cycle bowl? (a) water (b) yeast (c) a battery cell (d) turmeric powder
25. 25.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) yeast (d) cling film
26. 26.🔍 Which is the odd one out? (a) a puddle drying up (b) sweat drying on skin (c) drops under a pot lid (d) wet hair drying
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) sun or shade (c) the size of the bowl
28. 28.💧 Which change is this: snow turning to water? (a) evaporation (b) condensation (c) freezing (d) melting
29. 29.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) a puddle drying up (c) sweat drying on skin (d) wet clothes drying
30. 30.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) water (c) ice cubes (d) yeast
31. 31.💧 Which of these is freezing? (a) a puddle drying up (b) ice becoming water (c) water becoming ice (d) snow turning to water
32. 32.⚖️ 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) False (b) True
33. 33.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
34. 34.True or false: water becoming ice is melting. (a) True (b) False
35. 35.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
36. 36.💧 Which change is this: wet clothes drying? (a) freezing (b) melting (c) evaporation (d) condensation
37. 37.True or false: a battery cell is not needed for the water cycle bowl. (a) True (b) False
38. 38.⚖️ 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
39. 39.💧 Which change is this: drops under a pot lid? (a) melting (b) condensation (c) freezing (d) evaporation
40. 40.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to salt (c) some water evaporates (d) it turns to ice

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