Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 908 · 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) butter going runny (d) sweat drying on skin
2. 2.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a magnet (c) a small cup (d) yeast
3. 3.⚖️ 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 keep it the same (b) we change it (c) we measure it
4. 4.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
5. 5.⚖️ 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) the cling film cover (d) sun or shade
6. 6.🔍 Which is the odd one out? (a) snow turning to water (b) dew on morning grass (c) butter going runny (d) ice becoming water
7. 7.True or false: a big bowl is needed for the water cycle bowl. (a) False (b) True
8. 8.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a big bowl (c) turmeric powder (d) cling film
9. 9.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) they never dry (c) they turn to ice (d) faster
10. 10.True or false: butter going runny is melting. (a) False (b) True
11. 11.True or false: turmeric powder is needed for the water cycle bowl. (a) True (b) False
12. 12.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is magnetic (c) hot water is heavy (d) hot water can scald
13. 13.⚖️ 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 keep it the same (c) we measure it
14. 14.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
15. 15.⚖️ 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 change it (b) we keep it the same (c) we measure it
16. 16.🧺 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 big bowl
17. 17.True or false: ice becoming water is evaporation. (a) True (b) False
18. 18.True or false: drops under a pot lid is condensation. (a) False (b) True
19. 19.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to salt (c) it turns to drops (d) it turns to smoke
20. 20.💧 Which of these is evaporation? (a) water becoming ice (b) drops under a pot lid (c) wet hair drying (d) butter going runny
21. 21.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) the water turns red (c) fewer drops form (d) more drops form
22. 22.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) the glass sweats (c) vapour in air cools (d) ice escapes the glass
23. 23.⚖️ 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
24. 24.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
25. 25.True or false: water is not needed for the water cycle bowl. (a) True (b) False
26. 26.⚖️ 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 amount of water (c) sun or shade
27. 27.🔮 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) some water evaporates (d) it turns to salt
28. 28.⚖️ 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 size of the bowl (c) sun or shade (d) how many drops form
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a mirror (c) cling film (d) a big bowl
30. 30.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) cling film (c) a big bowl (d) yeast
31. 31.💧 Which change is this: wet clothes drying? (a) condensation (b) melting (c) evaporation (d) freezing
32. 32.True or false: ice becoming water is melting. (a) True (b) False
33. 33.⚖️ 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
34. 34.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
35. 35.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the cling film (c) the bowl itself (d) the air outside
36. 36.💧 Which change is this: snow turning to water? (a) evaporation (b) freezing (c) melting (d) condensation
37. 37.⚖️ 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
38. 38.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a big bowl (c) cling film (d) a balloon
39. 39.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
40. 40.🔍 Which is the odd one out? (a) a puddle drying up (b) a pond icing over (c) water becoming ice (d) making ice lollies

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