Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 91 · 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 not needed for the water cycle bowl? (a) cling film (b) sunlight (c) a small cup (d) a battery cell
2. 2.⚖️ 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) True (b) False
3. 3.🧺 Which of these is not needed for the water cycle bowl? (a) a balloon (b) ice cubes (c) a small cup (d) a big bowl
4. 4.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
5. 5.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) it changes colour (c) hot water can scald (d) hot water is magnetic
6. 6.True or false: a magnet is needed for the water cycle bowl. (a) False (b) True
7. 7.True or false: snow turning to water is melting. (a) True (b) False
8. 8.⚖️ 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
9. 9.⚖️ 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 cling film cover (c) sun or shade
10. 10.📘 What is water vapour? (a) salty water (b) water as a gas (c) a kind of smoke (d) tiny ice cubes
11. 11.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) sunlight (c) water (d) a big bowl
12. 12.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “sun or shade”? (a) we keep it the same (b) we measure it (c) we change it
13. 13.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a big bowl (c) water (d) a balloon
14. 14.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) it turns to ice (c) the water increases (d) it turns to salt
15. 15.True or false: butter going runny is melting. (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 cling film cover”? (a) we keep it the same (b) we change it (c) we measure it
17. 17.⚖️ 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 what we measure. (a) False (b) True
18. 18.💧 Which of these is melting? (a) water becoming ice (b) ice becoming water (c) a misty bathroom mirror (d) drops on a cold glass
19. 19.True or false: a pond icing over is freezing. (a) True (b) False
20. 20.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) ice escapes the glass (c) the glass sweats (d) vapour in air cools
21. 21.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) pour more water (c) leave them wet (d) wipe them dry
22. 22.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to salt (c) it turns to smoke (d) it disappears
23. 23.⚖️ 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
24. 24.🔍 Which is the odd one out? (a) making ice lollies (b) a pond icing over (c) water becoming ice (d) wet clothes drying
25. 25.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
26. 26.⚖️ 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) True (b) False
27. 27.💧 Which of these is condensation? (a) snow turning to water (b) a pond icing over (c) drops on a cold glass (d) butter going runny
28. 28.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
29. 29.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) fewer drops form (c) the bowl freezes (d) more drops form
30. 30.💧 Which of these is melting? (a) butter going runny (b) water becoming ice (c) a misty bathroom mirror (d) drops under a pot lid
31. 31.🧺 Which of these is needed for the water cycle bowl? (a) a small cup (b) a magnet (c) a battery cell (d) a balloon
32. 32.⚖️ 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) sun or shade (b) the cling film cover (c) the size of the bowl (d) how many drops form
33. 33.⚖️ 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) how many drops form (c) sun or shade
34. 34.⚖️ 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
35. 35.💧 Which of these is freezing? (a) a misty bathroom mirror (b) sweat drying on skin (c) water becoming ice (d) snow turning to water
36. 36.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a small cup (c) a mirror (d) sunlight
37. 37.💧 Which change is this: wet hair drying? (a) freezing (b) condensation (c) evaporation (d) melting
38. 38.True or false: a battery cell is not needed for the water cycle bowl. (a) False (b) True
39. 39.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a mirror (c) a big bowl (d) a magnet
40. 40.⚖️ 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 kept the same. (a) True (b) False

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