Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 356 · 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.📘 What is water vapour? (a) tiny ice cubes (b) a kind of smoke (c) water as a gas (d) salty water
2. 2.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) it turns to salt (c) it turns to ice (d) the water increases
3. 3.⚖️ 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 change it (b) we measure it (c) we keep it the same
4. 4.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) faster (c) they never dry (d) they turn to ice
5. 5.True or false: cling film is needed for the water cycle bowl. (a) False (b) True
6. 6.💧 Which change is this: a puddle drying up? (a) melting (b) freezing (c) evaporation (d) condensation
7. 7.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) ice cubes (c) a big bowl (d) sunlight
8. 8.🔍 Which is the odd one out? (a) making ice lollies (b) water becoming ice (c) a pond icing over (d) wet hair drying
9. 9.True or false: ice cubes is not needed for the water cycle bowl. (a) False (b) True
10. 10.💧 Which of these is condensation? (a) water becoming ice (b) sweat drying on skin (c) drops under a pot lid (d) snow turning to water
11. 11.🔍 Which is the odd one out? (a) wet hair drying (b) a puddle drying up (c) drops under a pot lid (d) sweat drying on skin
12. 12.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is heavy (c) hot water can scald (d) hot water is magnetic
13. 13.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) a big bowl (c) cling film (d) a small cup
14. 14.⚖️ 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) how many drops form (b) the cling film cover (c) the size of the bowl (d) the time we wait
15. 15.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) turmeric powder (c) ice cubes (d) a small cup
16. 16.True or false: yeast is needed for the water cycle bowl. (a) True (b) False
17. 17.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a small cup (c) ice cubes (d) a magnet
18. 18.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) cling film (c) a mirror (d) a battery cell
19. 19.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) cling film (c) a battery cell (d) sunlight
20. 20.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to smoke (c) it turns to salt (d) it turns to drops
21. 21.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass sweats (c) vapour in air cools (d) the glass leaks
22. 22.⚖️ 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
23. 23.🔍 Which is the odd one out? (a) wet clothes drying (b) sweat drying on skin (c) a puddle drying up (d) drops on a cold glass
24. 24.🔮 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
25. 25.💧 In the covered bowl, where does the water vapour come from? (a) the air outside (b) the bowl itself (c) the cling film (d) water warmed by the Sun
26. 26.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) slide on them (c) wipe them dry (d) pour more water
27. 27.🔍 Which is the odd one out? (a) wet hair drying (b) wet clothes drying (c) a pond icing over (d) a puddle drying up
28. 28.⚖️ 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 amount of water (b) how many drops form (c) sun or shade (d) the size of the bowl
29. 29.True or false: yeast is not needed for the water cycle bowl. (a) False (b) True
30. 30.⚖️ 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
31. 31.💧 Which change is this: sweat drying on skin? (a) condensation (b) freezing (c) evaporation (d) melting
32. 32.⚖️ 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
33. 33.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
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 cling film cover
35. 35.🧺 Which of these is needed for the water cycle bowl? (a) water (b) a magnet (c) yeast (d) a battery cell
36. 36.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) yeast (c) a mirror (d) a big bowl
37. 37.💧 Which of these is condensation? (a) a puddle drying up (b) snow turning to water (c) a pond icing over (d) dew on morning grass
38. 38.True or false: a big bowl is needed for the water cycle bowl. (a) True (b) False
39. 39.💧 Which of these is evaporation? (a) drops on a cold glass (b) making ice lollies (c) ice becoming water (d) a puddle drying up
40. 40.True or false: wet clothes drying is melting. (a) True (b) False

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