Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 92 · 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 is the odd one out? (a) drops under a pot lid (b) drops on a cold glass (c) ice becoming water (d) a misty bathroom mirror
2. 2.⚖️ 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 amount of water (c) the cling film cover (d) the size of the bowl
3. 3.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) it changes colour (c) hot water is magnetic (d) hot water is heavy
4. 4.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) water (c) a battery cell (d) turmeric powder
5. 5.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
6. 6.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) slower (c) they turn to ice (d) they never dry
7. 7.⚖️ 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 measure it (b) we keep it the same (c) we change it
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 cling film cover”? (a) we measure it (b) we change it (c) we keep it the same
9. 9.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
10. 10.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
11. 11.💧 Which of these is condensation? (a) making ice lollies (b) a puddle drying up (c) a pond icing over (d) drops under a pot lid
12. 12.💧 Which of these is condensation? (a) drops on a cold glass (b) a puddle drying up (c) making ice lollies (d) ice becoming water
13. 13.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a mirror (c) sunlight (d) turmeric powder
14. 14.🧺 Which of these is not needed for the water cycle bowl? (a) yeast (b) a small cup (c) ice cubes (d) sunlight
15. 15.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a balloon (c) cling film (d) a small cup
16. 16.💧 Which change is this: water becoming ice? (a) melting (b) condensation (c) freezing (d) evaporation
17. 17.💧 Which of these is evaporation? (a) drops on a cold glass (b) wet clothes drying (c) butter going runny (d) ice becoming water
18. 18.True or false: dew on morning grass is freezing. (a) True (b) False
19. 19.💧 Which change is this: ice becoming water? (a) melting (b) freezing (c) condensation (d) evaporation
20. 20.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
21. 21.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) water (c) a magnet (d) cling film
22. 22.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) pour more water (c) slide on them (d) wipe them dry
23. 23.True or false: dew on morning grass is evaporation. (a) False (b) True
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 kept the same. (a) False (b) True
25. 25.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it turns to drops (c) it turns to smoke (d) it disappears
26. 26.⚖️ 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 the one thing we change. (a) True (b) False
27. 27.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass leaks (c) the glass sweats (d) ice escapes the glass
28. 28.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) cling film (c) a battery cell (d) sunlight
29. 29.💧 Which of these is melting? (a) a puddle drying up (b) butter going runny (c) a misty bathroom mirror (d) wet clothes drying
30. 30.💧 Which change is this: a puddle drying up? (a) melting (b) freezing (c) evaporation (d) condensation
31. 31.True or false: a puddle drying up is melting. (a) True (b) False
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) False (b) True
33. 33.🔍 Which is the odd one out? (a) drops under a pot lid (b) wet hair drying (c) sweat drying on skin (d) a puddle drying up
34. 34.🔍 Which is the odd one out? (a) a pond icing over (b) snow turning to water (c) ice becoming water (d) butter going runny
35. 35.True or false: drops under a pot lid is condensation. (a) False (b) True
36. 36.⚖️ 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 time we wait (c) sun or shade
37. 37.⚖️ 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 change it (b) we measure it (c) we keep it the same
38. 38.⚖️ 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 size of the bowl
39. 39.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
40. 40.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) some water evaporates (c) it turns to ice (d) the water increases

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