Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 924 · 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? What do we do with “sun or shade”? (a) we keep it the same (b) we change it (c) we measure it
2. 2.🔍 Which is the odd one out? (a) sweat drying on skin (b) a puddle drying up (c) wet hair drying (d) ice becoming water
3. 3.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a magnet (c) a small cup (d) turmeric powder
4. 4.True or false: sweat drying on skin is evaporation. (a) False (b) True
5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) ice cubes (c) sunlight (d) yeast
6. 6.💧 Which of these is evaporation? (a) a pond icing over (b) drops under a pot lid (c) making ice lollies (d) sweat drying on skin
7. 7.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) making ice lollies (c) water becoming ice (d) a pond icing over
8. 8.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is heavy (c) hot water is magnetic (d) it changes colour
9. 9.💧 Which change is this: water becoming ice? (a) evaporation (b) freezing (c) melting (d) condensation
10. 10.⚖️ 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 amount of water (c) sun or shade
11. 11.⚖️ 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
12. 12.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
13. 13.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
14. 14.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
15. 15.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) rain (b) lightning (c) sunshine (d) wind
16. 16.💧 Which of these is freezing? (a) making ice lollies (b) drops on a cold glass (c) drops under a pot lid (d) ice becoming water
17. 17.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass sweats (c) vapour in air cools (d) the glass leaks
18. 18.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) some water evaporates (c) it turns to salt (d) it turns to ice
19. 19.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) wipe them dry (c) pour more water (d) leave them wet
20. 20.⚖️ 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 cling film cover (b) how many drops form (c) the time we wait (d) sun or shade
21. 21.🔍 Which is the odd one out? (a) butter going runny (b) wet hair drying (c) ice becoming water (d) snow turning to water
22. 22.⚖️ 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 keep it the same (c) we change it
23. 23.🔍 Which is the odd one out? (a) drops on a cold glass (b) water becoming ice (c) dew on morning grass (d) a misty bathroom mirror
24. 24.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a battery cell (c) sunlight (d) a big bowl
25. 25.📘 What is water vapour? (a) water as a gas (b) salty water (c) a kind of smoke (d) tiny ice cubes
26. 26.💧 Which of these is freezing? (a) wet clothes drying (b) sweat drying on skin (c) butter going runny (d) water becoming ice
27. 27.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True
28. 28.True or false: a pond icing over is evaporation. (a) True (b) False
29. 29.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
30. 30.⚖️ 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 cling film cover
31. 31.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a mirror (c) a magnet (d) sunlight
32. 32.⚖️ 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 what we measure. (a) False (b) True
33. 33.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) faster (c) slower (d) they never dry
34. 34.💧 Which of these is evaporation? (a) wet clothes drying (b) snow turning to water (c) making ice lollies (d) a pond icing over
35. 35.🔍 Which is the odd one out? (a) drops under a pot lid (b) a misty bathroom mirror (c) drops on a cold glass (d) making ice lollies
36. 36.⚖️ 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 change it (b) we measure it (c) we keep it the same
37. 37.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) fewer drops form (c) more drops form (d) the water turns red
38. 38.⚖️ 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) how many drops form (b) the amount of water (c) the size of the bowl (d) the cling film cover
39. 39.True or false: a mirror is needed for the water cycle bowl. (a) True (b) False
40. 40.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed

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