Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 432 · 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: making ice lollies is freezing. (a) False (b) True
2. 2.🔍 Which is the odd one out? (a) wet clothes drying (b) making ice lollies (c) a puddle drying up (d) sweat drying on skin
3. 3.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is what we measure. (a) False (b) True
4. 4.True or false: sunlight is not needed for the water cycle bowl. (a) False (b) True
5. 5.🔮 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
6. 6.🧺 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 magnet (d) water
7. 7.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
8. 8.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) water (c) ice cubes (d) cling film
9. 9.⚖️ 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) False (b) True
10. 10.💧 Which of these is condensation? (a) snow turning to water (b) water becoming ice (c) a puddle drying up (d) drops on a cold glass
11. 11.⚖️ 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 time we wait (c) sun or shade
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) sunlight (c) a small cup (d) turmeric powder
13. 13.🔮 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
14. 14.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a small cup (c) cling film (d) a battery cell
15. 15.True or false: a misty bathroom mirror is melting. (a) True (b) False
16. 16.⚖️ 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) True (b) False
17. 17.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
18. 18.⚖️ 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
19. 19.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) a balloon (c) sunlight (d) water
20. 20.🔍 Which is the odd one out? (a) sweat drying on skin (b) wet hair drying (c) a puddle drying up (d) snow turning to water
21. 21.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
22. 22.True or false: snow turning to water is melting. (a) False (b) True
23. 23.True or false: turmeric powder is not needed for the water cycle bowl. (a) True (b) False
24. 24.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) ice escapes the glass (c) vapour in air cools (d) the glass sweats
25. 25.True or false: a magnet is needed for the water cycle bowl. (a) False (b) True
26. 26.💧 Which of these is evaporation? (a) a pond icing over (b) sweat drying on skin (c) drops under a pot lid (d) drops on a cold glass
27. 27.True or false: a big bowl is needed for the water cycle bowl. (a) False (b) True
28. 28.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
29. 29.💧 Which change is this: butter going runny? (a) freezing (b) melting (c) condensation (d) evaporation
30. 30.⚖️ 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
31. 31.⚖️ 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) sun or shade (b) the amount of water (c) how many drops form (d) the cling film cover
32. 32.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “the time we wait”? (a) we measure it (b) we keep it the same (c) we change it
33. 33.⚖️ 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 time we wait (c) the cling film cover (d) sun or shade
34. 34.💧 Which change is this: making ice lollies? (a) condensation (b) freezing (c) evaporation (d) melting
35. 35.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
36. 36.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) the air outside (c) water warmed by the Sun (d) the cling film
37. 37.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is heavy (c) hot water is magnetic (d) hot water can scald
38. 38.💧 Which of these is condensation? (a) butter going runny (b) wet clothes drying (c) dew on morning grass (d) water becoming ice
39. 39.True or false: sweat drying on skin is evaporation. (a) True (b) False
40. 40.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed

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