Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 6 · 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 is water vapour? (a) salty water (b) water as a gas (c) a kind of smoke (d) tiny ice cubes
2. 2.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) wipe them dry (c) slide on them (d) pour more water
3. 3.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to ice (c) some water evaporates (d) it turns to salt
4. 4.💧 Which of these is evaporation? (a) a misty bathroom mirror (b) a puddle drying up (c) ice becoming water (d) butter going runny
5. 5.🔍 Which is the odd one out? (a) wet clothes drying (b) a puddle drying up (c) sweat drying on skin (d) snow turning to water
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) cling film (c) a battery cell (d) a big bowl
7. 7.💧 Which change is this: sweat drying on skin? (a) melting (b) condensation (c) evaporation (d) freezing
8. 8.True or false: drops under a pot lid is condensation. (a) False (b) True
9. 9.🧺 Which of these is needed for the water cycle bowl? (a) water (b) yeast (c) a balloon (d) turmeric powder
10. 10.🔍 Which is the odd one out? (a) wet clothes drying (b) a puddle drying up (c) sweat drying on skin (d) ice becoming water
11. 11.⚖️ 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 what we measure. (a) True (b) False
12. 12.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) rain (b) lightning (c) wind (d) sunshine
13. 13.True or false: water is not needed for the water cycle bowl. (a) False (b) True
14. 14.⚖️ 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) how many drops form (c) the time we wait (d) the amount of water
15. 15.🔍 Which is the odd one out? (a) sweat drying on skin (b) a puddle drying up (c) wet hair drying (d) a pond icing over
16. 16.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) the glass sweats (c) ice escapes the glass (d) vapour in air cools
17. 17.True or false: sunlight is not needed for the water cycle bowl. (a) True (b) False
18. 18.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a magnet (c) a balloon (d) ice cubes
19. 19.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the bowl freezes (c) more drops form (d) the water turns red
20. 20.⚖️ 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 measure it (b) we change it (c) we keep it the same
21. 21.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a small cup (c) ice cubes (d) turmeric powder
22. 22.💧 Which change is this: making ice lollies? (a) condensation (b) freezing (c) evaporation (d) melting
23. 23.🧺 Which of these is needed for the water cycle bowl? (a) a small cup (b) turmeric powder (c) a battery cell (d) a balloon
24. 24.⚖️ 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
25. 25.True or false: a mirror is not needed for the water cycle bowl. (a) True (b) False
26. 26.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) water (c) yeast (d) a small cup
27. 27.🧺 Which of these is needed for the water cycle bowl? (a) a big bowl (b) a magnet (c) a mirror (d) a balloon
28. 28.⚖️ 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
29. 29.💧 Which of these is evaporation? (a) ice becoming water (b) water becoming ice (c) a misty bathroom mirror (d) wet hair drying
30. 30.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) drops on a cold glass (c) dew on morning grass (d) wet clothes drying
31. 31.True or false: wet hair drying is evaporation. (a) True (b) False
32. 32.💧 Which of these is freezing? (a) butter going runny (b) making ice lollies (c) ice becoming water (d) wet hair drying
33. 33.True or false: snow turning to water is melting. (a) True (b) False
34. 34.⚖️ 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) the size of the bowl (c) how many drops form (d) the amount of water
35. 35.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
36. 36.True or false: a misty bathroom mirror is melting. (a) True (b) False
37. 37.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a balloon (c) water (d) ice cubes
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) sun or shade (b) how many drops form (c) the time we wait
39. 39.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
40. 40.💧 Which of these is condensation? (a) butter going runny (b) a misty bathroom mirror (c) a puddle drying up (d) water becoming ice

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