Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 781 · 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 is the odd one out? (a) sweat drying on skin (b) wet hair drying (c) drops under a pot lid (d) a puddle drying up
2. 2.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) it changes colour (c) hot water is heavy (d) hot water can scald
3. 3.⚖️ 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) the amount of water (b) sun or shade (c) how many drops form (d) the size of the bowl
4. 4.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) ice cubes (c) a small cup (d) a battery cell
5. 5.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the water turns red (c) more drops form (d) the bowl freezes
6. 6.💧 In the covered bowl, where does the water vapour come from? (a) the air outside (b) water warmed by the Sun (c) the bowl itself (d) the cling film
7. 7.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) slower (c) they turn to ice (d) faster
8. 8.🔍 Which is the odd one out? (a) drops under a pot lid (b) drops on a cold glass (c) making ice lollies (d) dew on morning grass
9. 9.🧺 Do we need a magnet for the water cycle bowl? (a) needed (b) not needed
10. 10.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
11. 11.True or false: drops under a pot lid is evaporation. (a) True (b) False
12. 12.🛟 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
13. 13.🔍 Which is the odd one out? (a) a puddle drying up (b) drops on a cold glass (c) wet hair drying (d) wet clothes drying
14. 14.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) yeast (c) a big bowl (d) cling film
15. 15.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass sweats (c) the glass leaks (d) vapour in air cools
16. 16.💧 Which of these is condensation? (a) drops on a cold glass (b) making ice lollies (c) snow turning to water (d) sweat drying on skin
17. 17.⚖️ 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
18. 18.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) cling film (c) a battery cell (d) ice cubes
19. 19.💧 Which of these is condensation? (a) sweat drying on skin (b) making ice lollies (c) a puddle drying up (d) a misty bathroom mirror
20. 20.💧 Which change is this: water becoming ice? (a) melting (b) freezing (c) evaporation (d) condensation
21. 21.⚖️ 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 time we wait (b) sun or shade (c) the size of the bowl (d) the cling film cover
22. 22.💧 Which change is this: wet clothes drying? (a) melting (b) freezing (c) condensation (d) evaporation
23. 23.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a big bowl (c) a small cup (d) a balloon
24. 24.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) cling film (c) turmeric powder (d) a mirror
25. 25.🔍 Which is the odd one out? (a) dew on morning grass (b) drops on a cold glass (c) drops under a pot lid (d) water becoming ice
26. 26.True or false: a battery cell is not needed for the water cycle bowl. (a) True (b) False
27. 27.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) sunlight (c) a mirror (d) a big bowl
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) water (c) a big bowl (d) sunlight
29. 29.True or false: butter going runny is melting. (a) True (b) False
30. 30.⚖️ 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
31. 31.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
32. 32.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
33. 33.🔍 Which is the odd one out? (a) drops under a pot lid (b) a misty bathroom mirror (c) dew on morning grass (d) a pond icing over
34. 34.True or false: yeast is not 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 “sun or shade”? (a) we measure it (b) we change it (c) we keep it the same
36. 36.⚖️ 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
37. 37.⚖️ 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 change it (b) we keep it the same (c) we measure it
38. 38.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) turmeric powder (c) cling film (d) a big bowl
39. 39.True or false: yeast is needed for the water cycle bowl. (a) True (b) False
40. 40.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) water (c) a small cup (d) a balloon

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