Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 622 · 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.💧 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
2. 2.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) sunlight (c) a big bowl (d) ice cubes
3. 3.⚖️ 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 time we wait (c) how many drops form (d) the cling film cover
4. 4.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) a big bowl (c) water (d) a balloon
5. 5.💧 Which change is this: dew on morning grass? (a) evaporation (b) freezing (c) condensation (d) melting
6. 6.💧 Which of these is melting? (a) sweat drying on skin (b) a puddle drying up (c) drops on a cold glass (d) snow turning to water
7. 7.💧 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
8. 8.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
9. 9.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) cling film (c) turmeric powder (d) a balloon
10. 10.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
11. 11.💧 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
12. 12.True or false: a small cup is needed for the water cycle bowl. (a) True (b) False
13. 13.True or false: drops under a pot lid is melting. (a) False (b) True
14. 14.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) a battery cell (c) a small cup (d) ice cubes
15. 15.📘 What is water vapour? (a) tiny ice cubes (b) salty water (c) water as a gas (d) a kind of smoke
16. 16.🔍 Which is the odd one out? (a) wet hair drying (b) snow turning to water (c) butter going runny (d) ice becoming water
17. 17.True or false: a small cup is not needed for the water cycle bowl. (a) True (b) False
18. 18.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) water (c) a big bowl (d) turmeric powder
19. 19.⚖️ 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 measure it (c) we change it
20. 20.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a big bowl (c) ice cubes (d) turmeric powder
21. 21.True or false: a balloon is not needed for the water cycle bowl. (a) False (b) True
22. 22.True or false: a battery cell is not needed for the water cycle bowl. (a) True (b) False
23. 23.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a small cup (c) water (d) a balloon
24. 24.🔍 Which is the odd one out? (a) a puddle drying up (b) sweat drying on skin (c) a misty bathroom mirror (d) wet hair drying
25. 25.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water can scald (c) it changes colour (d) hot water is magnetic
26. 26.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a magnet (c) sunlight (d) a big bowl
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) a battery cell (c) a small cup (d) water
28. 28.💧 Which of these is freezing? (a) making ice lollies (b) ice becoming water (c) snow turning to water (d) wet hair drying
29. 29.⚖️ 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 time we wait (b) the amount of water (c) the cling film cover (d) sun or shade
30. 30.🔍 Which is the odd one out? (a) water becoming ice (b) making ice lollies (c) sweat drying on skin (d) a pond icing over
31. 31.True or false: ice becoming water is freezing. (a) False (b) True
32. 32.⚖️ 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) True (b) False
33. 33.⚖️ 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 change it (c) we keep it the same
34. 34.True or false: a battery cell is needed for the water cycle bowl. (a) False (b) True
35. 35.⚖️ 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
36. 36.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) sunlight (c) a mirror (d) water
37. 37.💧 Which change is this: drops on a cold glass? (a) freezing (b) evaporation (c) melting (d) condensation
38. 38.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
39. 39.💧 Which change is this: a misty bathroom mirror? (a) evaporation (b) freezing (c) melting (d) condensation
40. 40.💧 Which change is this: butter going runny? (a) condensation (b) evaporation (c) freezing (d) melting

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