Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 451 · 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 melting? (a) a pond icing over (b) a misty bathroom mirror (c) drops on a cold glass (d) butter going runny
2. 2.⚖️ 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 keep it the same (b) we change it (c) we measure it
3. 3.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) cling film (c) a big bowl (d) a small cup
4. 4.🔍 Which is the odd one out? (a) drops under a pot lid (b) dew on morning grass (c) making ice lollies (d) drops on a cold glass
5. 5.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is magnetic (c) hot water is heavy (d) it changes colour
6. 6.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
7. 7.⚖️ 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 the one thing we change. (a) False (b) True
8. 8.True or false: a big bowl is not needed for the water cycle bowl. (a) True (b) False
9. 9.True or false: water becoming ice is melting. (a) True (b) False
10. 10.⚖️ 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 change it (b) we keep it the same (c) we measure it
11. 11.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
12. 12.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
13. 13.⚖️ 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) sun or shade (c) the cling film cover (d) how many drops form
14. 14.💧 Which of these is condensation? (a) a misty bathroom mirror (b) a puddle drying up (c) a pond icing over (d) snow turning to water
15. 15.💧 Which change is this: snow turning to water? (a) evaporation (b) freezing (c) melting (d) condensation
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) cling film (c) a big bowl (d) sunlight
17. 17.⚖️ 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 size of the bowl (c) sun or shade
18. 18.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) pour more water (c) leave them wet (d) slide on them
19. 19.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass leaks (c) ice escapes the glass (d) the glass sweats
20. 20.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) sunlight (c) turmeric powder (d) ice cubes
21. 21.🧺 Which of these is needed for the water cycle bowl? (a) ice cubes (b) a battery cell (c) a balloon (d) a mirror
22. 22.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
23. 23.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
24. 24.⚖️ 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
25. 25.⚖️ 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) 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) the time we wait (b) sun or shade (c) how many drops form
27. 27.True or false: a misty bathroom mirror is condensation. (a) True (b) False
28. 28.True or false: a puddle drying up is freezing. (a) False (b) True
29. 29.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) the water increases (c) some water evaporates (d) it turns to salt
30. 30.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a battery cell (c) a small cup (d) water
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) the amount of water (b) how many drops form (c) the size of the bowl (d) the time we wait
32. 32.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
33. 33.💧 Which of these is condensation? (a) butter going runny (b) drops under a pot lid (c) sweat drying on skin (d) water becoming ice
34. 34.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) a balloon (c) a big bowl (d) water
35. 35.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) sunlight (c) a mirror (d) turmeric powder
36. 36.💧 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
37. 37.📘 What is water vapour? (a) water as a gas (b) tiny ice cubes (c) salty water (d) a kind of smoke
38. 38.💧 Which of these is evaporation? (a) a puddle drying up (b) a pond icing over (c) drops on a cold glass (d) snow turning to water
39. 39.💧 Which change is this: a misty bathroom mirror? (a) melting (b) freezing (c) condensation (d) evaporation
40. 40.True or false: yeast is needed for the water cycle bowl. (a) True (b) False

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