Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 841 · 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.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
2. 2.💧 Which of these is melting? (a) a puddle drying up (b) ice becoming water (c) drops under a pot lid (d) sweat drying on skin
3. 3.🔍 Which is the odd one out? (a) wet hair drying (b) a puddle drying up (c) ice becoming water (d) sweat drying on skin
4. 4.💧 Which change is this: a misty bathroom mirror? (a) condensation (b) evaporation (c) freezing (d) melting
5. 5.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a balloon (c) turmeric powder (d) sunlight
6. 6.True or false: a small cup is needed for the water cycle bowl. (a) False (b) True
7. 7.💧 Which of these is condensation? (a) a misty bathroom mirror (b) butter going runny (c) water becoming ice (d) a pond icing over
8. 8.⚖️ 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 kept the same. (a) False (b) True
9. 9.⚖️ 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 what we measure. (a) True (b) False
10. 10.💧 Which change is this: snow turning to water? (a) evaporation (b) freezing (c) melting (d) condensation
11. 11.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) turmeric powder (c) a balloon (d) a big bowl
12. 12.True or false: a big bowl is needed for the water cycle bowl. (a) False (b) True
13. 13.⚖️ 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) False (b) True
14. 14.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is magnetic (c) it changes colour (d) hot water is heavy
15. 15.True or false: water is not needed for the water cycle bowl. (a) False (b) True
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.⚖️ 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 measure it (b) we keep it the same (c) we change it
18. 18.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
19. 19.🔮 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
20. 20.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) water (c) turmeric powder (d) a big bowl
21. 21.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a small cup (c) a balloon (d) water
22. 22.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
23. 23.True or false: sweat drying on skin is condensation. (a) False (b) True
24. 24.💧 Which change is this: wet hair drying? (a) condensation (b) melting (c) freezing (d) evaporation
25. 25.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to smoke (b) it turns to drops (c) it turns to salt (d) it disappears
26. 26.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) the glass sweats (c) ice escapes the glass (d) vapour in air cools
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) the size of the bowl (b) sun or shade (c) how many drops form
28. 28.True or false: a balloon is not needed for the water cycle bowl. (a) False (b) True
29. 29.True or false: a battery cell is needed for the water cycle bowl. (a) True (b) False
30. 30.💧 Which change is this: water becoming ice? (a) evaporation (b) condensation (c) freezing (d) melting
31. 31.⚖️ 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 amount of water
32. 32.True or false: a puddle drying up is evaporation. (a) False (b) True
33. 33.🔍 Which is the odd one out? (a) wet clothes drying (b) sweat drying on skin (c) wet hair drying (d) making ice lollies
34. 34.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
35. 35.💧 Which of these is condensation? (a) wet clothes drying (b) dew on morning grass (c) a pond icing over (d) a puddle drying up
36. 36.🔍 Which is the odd one out? (a) water becoming ice (b) dew on morning grass (c) drops on a cold glass (d) a misty bathroom mirror
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 cling film cover”? (a) we keep it the same (b) we change it (c) we measure it
38. 38.True or false: cling film is needed for the water cycle bowl. (a) False (b) True
39. 39.⚖️ 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) sun or shade (c) the time we wait (d) how many drops form
40. 40.🔍 Which is the odd one out? (a) butter going runny (b) sweat drying on skin (c) a puddle drying up (d) wet clothes drying

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