Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 678 · 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.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) it turns to salt (c) the water increases (d) it turns to ice
2. 2.True or false: a big bowl is not needed for the water cycle bowl. (a) True (b) False
3. 3.📘 What is water vapour? (a) tiny ice cubes (b) a kind of smoke (c) water as a gas (d) salty water
4. 4.⚖️ 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 size of the bowl (c) sun or shade (d) the amount of water
5. 5.⚖️ 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
6. 6.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) ice escapes the glass (c) the glass sweats (d) the glass leaks
7. 7.True or false: a magnet is not needed for the water cycle bowl. (a) False (b) True
8. 8.True or false: a mirror is needed for the water cycle bowl. (a) True (b) False
9. 9.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) cling film (c) ice cubes (d) a balloon
10. 10.True or false: a mirror is not needed for the water cycle bowl. (a) False (b) True
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) False (b) True
12. 12.True or false: a pond icing over is melting. (a) True (b) False
13. 13.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
14. 14.🔍 Which is the odd one out? (a) ice becoming water (b) drops on a cold glass (c) a misty bathroom mirror (d) dew on morning grass
15. 15.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water is magnetic (c) it changes colour (d) hot water can scald
16. 16.💧 Which of these is evaporation? (a) snow turning to water (b) wet hair drying (c) water becoming ice (d) ice becoming water
17. 17.💧 Which change is this: wet clothes drying? (a) freezing (b) melting (c) evaporation (d) condensation
18. 18.🔍 Which is the odd one out? (a) water becoming ice (b) a pond icing over (c) dew on morning grass (d) making ice lollies
19. 19.True or false: drops under a pot lid is melting. (a) False (b) True
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) sun or shade (c) how many drops form (d) the amount of water
21. 21.💧 Which change is this: a pond icing over? (a) melting (b) freezing (c) condensation (d) evaporation
22. 22.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
23. 23.⚖️ 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 keep it the same (b) we measure it (c) we change it
24. 24.⚖️ 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
25. 25.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) sunlight (c) ice cubes (d) a small cup
26. 26.True or false: a magnet is needed for the water cycle bowl. (a) False (b) True
27. 27.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a balloon (c) a big bowl (d) turmeric powder
28. 28.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) cling film (c) water (d) a battery cell
29. 29.True or false: a small cup is not needed for the water cycle bowl. (a) True (b) False
30. 30.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is kept the same. (a) False (b) True
31. 31.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
32. 32.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a big bowl (c) a battery cell (d) a small cup
33. 33.💧 Which of these is melting? (a) a misty bathroom mirror (b) a pond icing over (c) wet clothes drying (d) butter going runny
34. 34.💧 Which of these is freezing? (a) sweat drying on skin (b) a pond icing over (c) drops under a pot lid (d) snow turning to water
35. 35.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) sunlight (c) a big bowl (d) a mirror
36. 36.💧 Which of these is melting? (a) a puddle drying up (b) snow turning to water (c) drops under a pot lid (d) sweat drying on skin
37. 37.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a small cup (c) a mirror (d) a battery cell
38. 38.🔍 Which is the odd one out? (a) drops under a pot lid (b) ice becoming water (c) snow turning to water (d) butter going runny
39. 39.⚖️ 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 change it (b) we measure it (c) we keep it the same
40. 40.🛟 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

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