Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 734 · 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 freezing? (a) a misty bathroom mirror (b) drops on a cold glass (c) a puddle drying up (d) a pond icing over
2. 2.🧺 Do we need water 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 heavy (d) hot water is magnetic
4. 4.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) slide on them (c) wipe them dry (d) leave them wet
5. 5.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
6. 6.🔮 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
7. 7.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False
8. 8.🔍 Which is the odd one out? (a) making ice lollies (b) a pond icing over (c) wet hair drying (d) water becoming ice
9. 9.⚖️ 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) how many drops form (b) sun or shade (c) the amount of water (d) the cling film cover
10. 10.💧 Which of these is melting? (a) a pond icing over (b) wet clothes drying (c) ice becoming water (d) drops on a cold glass
11. 11.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) sunlight (c) water (d) a battery cell
12. 12.🧺 Which of these is needed for the water cycle bowl? (a) a big bowl (b) turmeric powder (c) a battery cell (d) a mirror
13. 13.💧 Which of these is evaporation? (a) a misty bathroom mirror (b) wet clothes drying (c) water becoming ice (d) dew on morning grass
14. 14.⚖️ 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 measure it (c) we change it
15. 15.True or false: ice becoming water is melting. (a) True (b) False
16. 16.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) faster (c) they turn to ice (d) slower
17. 17.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
18. 18.True or false: yeast is not needed for the water cycle bowl. (a) False (b) True
19. 19.True or false: wet clothes drying is evaporation. (a) False (b) True
20. 20.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
21. 21.⚖️ 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
22. 22.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
23. 23.💧 Which change is this: wet hair drying? (a) condensation (b) evaporation (c) freezing (d) melting
24. 24.💧 Which change is this: dew on morning grass? (a) freezing (b) melting (c) condensation (d) evaporation
25. 25.🧺 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) ice cubes
26. 26.⚖️ 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
27. 27.True or false: water is needed for the water cycle bowl. (a) True (b) False
28. 28.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to smoke (c) it turns to salt (d) it disappears
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 change it (b) we measure it (c) we keep it the same
30. 30.True or false: a puddle drying up is freezing. (a) True (b) False
31. 31.⚖️ 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 kept the same. (a) False (b) True
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) True (b) False
33. 33.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) yeast (c) turmeric powder (d) sunlight
34. 34.⚖️ 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 what we measure. (a) True (b) False
35. 35.🔮 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
36. 36.⚖️ 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
37. 37.True or false: wet hair drying is freezing. (a) False (b) True
38. 38.📘 What is water vapour? (a) tiny ice cubes (b) a kind of smoke (c) water as a gas (d) salty water
39. 39.🔍 Which is the odd one out? (a) ice becoming water (b) snow turning to water (c) sweat drying on skin (d) butter going runny
40. 40.🔍 Which is the odd one out? (a) water becoming ice (b) a pond icing over (c) dew on morning grass (d) making ice lollies

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