Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 758 · 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.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is kept the same. (a) True (b) False
2. 2.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
3. 3.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water can scald (c) hot water is magnetic (d) hot water is heavy
4. 4.⚖️ 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 change it (c) we measure it
5. 5.🔍 Which is the odd one out? (a) making ice lollies (b) snow turning to water (c) ice becoming water (d) butter going runny
6. 6.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the bowl freezes (c) the water turns red (d) more drops form
7. 7.True or false: dew on morning grass is condensation. (a) False (b) True
8. 8.🔍 Which is the odd one out? (a) dew on morning grass (b) wet clothes drying (c) wet hair drying (d) a puddle drying up
9. 9.🧺 Which of these is not needed for the water cycle bowl? (a) yeast (b) sunlight (c) water (d) a big bowl
10. 10.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) they turn to ice (c) faster (d) slower
11. 11.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) the glass sweats (c) ice escapes the glass (d) vapour in air cools
12. 12.⚖️ 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 keep it the same (b) we measure it (c) we change it
13. 13.🔮 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) it turns to salt (d) the water increases
14. 14.💧 Which of these is freezing? (a) a misty bathroom mirror (b) water becoming ice (c) a puddle drying up (d) wet hair drying
15. 15.⚖️ 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 size of the bowl (b) the amount of water (c) the time we wait (d) sun or shade
16. 16.💧 Which change is this: butter going runny? (a) evaporation (b) condensation (c) freezing (d) melting
17. 17.⚖️ 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 keep it the same (b) we change it (c) we measure it
18. 18.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) drops under a pot lid (c) dew on morning grass (d) butter going runny
19. 19.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a small cup (c) a big bowl (d) a battery cell
20. 20.⚖️ 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
21. 21.🧺 Which of these is needed for the water cycle bowl? (a) a small cup (b) a battery cell (c) yeast (d) turmeric powder
22. 22.True or false: a mirror 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) sunlight (c) a magnet (d) a small cup
24. 24.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
25. 25.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it disappears (c) it turns to smoke (d) it turns to salt
26. 26.True or false: ice cubes is needed for the water cycle bowl. (a) True (b) False
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) yeast (c) ice cubes (d) a big bowl
28. 28.🔍 Which is the odd one out? (a) drops on a cold glass (b) drops under a pot lid (c) wet hair drying (d) a misty bathroom mirror
29. 29.⚖️ 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
30. 30.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) wipe them dry (c) slide on them (d) pour more water
31. 31.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a mirror (c) a big bowl (d) cling film
32. 32.💧 Which of these is evaporation? (a) dew on morning grass (b) a misty bathroom mirror (c) making ice lollies (d) a puddle drying up
33. 33.True or false: water becoming ice is freezing. (a) True (b) False
34. 34.⚖️ 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) False (b) True
35. 35.💧 Which change is this: wet hair drying? (a) freezing (b) evaporation (c) condensation (d) melting
36. 36.💧 Which change is this: ice becoming water? (a) evaporation (b) freezing (c) condensation (d) melting
37. 37.⚖️ 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) the size of the bowl (c) how many drops form
38. 38.🔍 Which is the odd one out? (a) drops on a cold glass (b) a puddle drying up (c) wet hair drying (d) sweat drying on skin
39. 39.🔍 Which is the odd one out? (a) dew on morning grass (b) drops on a cold glass (c) a misty bathroom mirror (d) a puddle drying up
40. 40.True or false: sweat drying on skin is melting. (a) False (b) True

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