Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 135 · 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 happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to drops (c) it turns to salt (d) it turns to smoke
2. 2.True or false: making ice lollies is condensation. (a) True (b) False
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 heavy (d) hot water is magnetic
4. 4.True or false: a misty bathroom mirror is evaporation. (a) True (b) False
5. 5.🔍 Which is the odd one out? (a) wet clothes drying (b) sweat drying on skin (c) a puddle drying up (d) butter going runny
6. 6.🔍 Which is the odd one out? (a) a pond icing over (b) ice becoming water (c) water becoming ice (d) making ice lollies
7. 7.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) pour more water (c) slide on them (d) leave them wet
8. 8.💧 Which of these is freezing? (a) drops under a pot lid (b) water becoming ice (c) dew on morning grass (d) sweat drying on skin
9. 9.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) water (c) a magnet (d) ice cubes
10. 10.💧 Which change is this: sweat drying on skin? (a) condensation (b) melting (c) freezing (d) evaporation
11. 11.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) cling film (c) sunlight (d) turmeric powder
12. 12.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a magnet (c) cling film (d) yeast
13. 13.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) yeast (c) ice cubes (d) a big bowl
14. 14.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) drops on a cold glass (c) sweat drying on skin (d) dew on morning grass
15. 15.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
16. 16.⚖️ 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 cling film cover (c) the time we wait (d) sun or shade
17. 17.💧 Which change is this: ice becoming water? (a) freezing (b) melting (c) condensation (d) evaporation
18. 18.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) it turns to salt (c) the water increases (d) some water evaporates
19. 19.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) cling film (c) sunlight (d) turmeric powder
20. 20.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) water (c) a big bowl (d) a magnet
21. 21.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
22. 22.🔍 Which is the odd one out? (a) snow turning to water (b) butter going runny (c) ice becoming water (d) dew on morning grass
23. 23.True or false: a pond icing over is freezing. (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 cling film cover is what we measure. (a) False (b) True
25. 25.🔮 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
26. 26.⚖️ 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
27. 27.⚖️ 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 the one thing we change. (a) False (b) True
28. 28.💧 Which of these is melting? (a) dew on morning grass (b) snow turning to water (c) a pond icing over (d) wet clothes drying
29. 29.🔍 Which is the odd one out? (a) butter going runny (b) ice becoming water (c) making ice lollies (d) snow turning to water
30. 30.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) a small cup (c) water (d) ice cubes
31. 31.🔍 Which is the odd one out? (a) drops on a cold glass (b) ice becoming water (c) butter going runny (d) snow turning to water
32. 32.⚖️ 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
33. 33.💧 Which change is this: wet clothes drying? (a) melting (b) evaporation (c) condensation (d) freezing
34. 34.True or false: a battery cell is needed for the water cycle bowl. (a) False (b) True
35. 35.⚖️ 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
36. 36.💧 Which change is this: making ice lollies? (a) evaporation (b) melting (c) freezing (d) condensation
37. 37.⚖️ 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 kept the same. (a) True (b) False
38. 38.📘 What is water vapour? (a) a kind of smoke (b) water as a gas (c) salty water (d) tiny ice cubes
39. 39.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
40. 40.True or false: a mirror is needed for the water cycle bowl. (a) True (b) False

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