Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 181 · 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) ice cubes (b) water (c) cling film (d) a mirror
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 the one thing we change. (a) True (b) False
3. 3.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a mirror (b) water (c) a big bowl (d) sunlight
4. 4.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) more drops form (c) the water turns red (d) the bowl freezes
5. 5.⚖️ 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
6. 6.⚖️ 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
7. 7.⚖️ 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) how many drops form (c) the time we wait
8. 8.True or false: dew on morning grass is condensation. (a) False (b) True
9. 9.💧 Which of these is evaporation? (a) snow turning to water (b) ice becoming water (c) a misty bathroom mirror (d) a puddle drying up
10. 10.True or false: snow turning to water is freezing. (a) True (b) False
11. 11.⚖️ 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
12. 12.🔍 Which is the odd one out? (a) a pond icing over (b) water becoming ice (c) making ice lollies (d) dew on morning grass
13. 13.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) turmeric powder (c) water (d) a magnet
14. 14.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) yeast (c) a mirror (d) a big bowl
15. 15.💧 Which change is this: snow turning to water? (a) evaporation (b) melting (c) condensation (d) freezing
16. 16.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) they never dry (c) faster (d) slower
17. 17.⚖️ 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) sun or shade (b) how many drops form (c) the size of the bowl (d) the amount of water
18. 18.💧 Which change is this: a pond icing over? (a) evaporation (b) condensation (c) freezing (d) melting
19. 19.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) sunlight (c) a big bowl (d) turmeric powder
20. 20.⚖️ 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 cling film cover (b) sun or shade (c) how many drops form
21. 21.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
22. 22.True or false: a puddle drying up is evaporation. (a) False (b) True
23. 23.🔍 Which is the odd one out? (a) snow turning to water (b) ice becoming water (c) sweat drying on skin (d) butter going runny
24. 24.True or false: a pond icing over is evaporation. (a) True (b) False
25. 25.💧 Which change is this: ice becoming water? (a) melting (b) freezing (c) evaporation (d) condensation
26. 26.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water can scald (c) hot water is magnetic (d) it changes colour
27. 27.True or false: wet clothes drying is evaporation. (a) False (b) True
28. 28.⚖️ 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
29. 29.📘 What is water vapour? (a) water as a gas (b) tiny ice cubes (c) salty water (d) a kind of smoke
30. 30.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) ice cubes (d) a magnet
31. 31.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to salt (c) it turns to drops (d) it turns to smoke
32. 32.⚖️ 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 keep it the same (c) we change it
33. 33.True or false: a pond icing over is freezing. (a) False (b) True
34. 34.💧 Which of these is evaporation? (a) drops under a pot lid (b) making ice lollies (c) water becoming ice (d) wet clothes drying
35. 35.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
36. 36.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a magnet (c) a battery cell (d) ice cubes
37. 37.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
38. 38.⚖️ 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 measure it (b) we keep it the same (c) we change it
39. 39.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) the water increases (c) some water evaporates (d) it turns to salt
40. 40.💧 Which of these is melting? (a) butter going runny (b) drops under a pot lid (c) a misty bathroom mirror (d) a pond icing over

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