Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 188 · 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.True or false: water is not needed for the water cycle bowl. (a) True (b) False
2. 2.⚖️ 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 change it (b) we keep it the same (c) we measure it
3. 3.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a mirror (c) a magnet (d) sunlight
4. 4.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
5. 5.💧 Which of these is melting? (a) a pond icing over (b) drops under a pot lid (c) a puddle drying up (d) snow turning to water
6. 6.⚖️ 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) True (b) False
7. 7.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) vapour in air cools (c) the glass sweats (d) the glass leaks
8. 8.True or false: a battery cell is needed for the water cycle bowl. (a) False (b) True
9. 9.💧 Which change is this: dew on morning grass? (a) evaporation (b) condensation (c) melting (d) freezing
10. 10.🔮 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 ice (d) it turns to salt
11. 11.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
12. 12.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) lightning (c) rain (d) sunshine
13. 13.True or false: a puddle drying up is condensation. (a) True (b) False
14. 14.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a magnet (c) a big bowl (d) cling film
15. 15.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) yeast (d) cling film
16. 16.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a big bowl (c) yeast (d) a battery cell
17. 17.💧 Which change is this: making ice lollies? (a) freezing (b) melting (c) evaporation (d) condensation
18. 18.💧 Which of these is freezing? (a) drops on a cold glass (b) snow turning to water (c) making ice lollies (d) a misty bathroom mirror
19. 19.True or false: a battery cell is not needed for the water cycle bowl. (a) True (b) False
20. 20.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) slide on them (c) leave them wet (d) wipe them dry
21. 21.True or false: a balloon is not needed for the water cycle bowl. (a) False (b) True
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) a balloon (d) a big bowl
23. 23.⚖️ 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
24. 24.⚖️ 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
25. 25.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
26. 26.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
27. 27.📘 What is water vapour? (a) salty water (b) tiny ice cubes (c) a kind of smoke (d) water as a gas
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) water (c) a battery cell (d) a small cup
29. 29.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) dew on morning grass (c) drops on a cold glass (d) wet hair drying
30. 30.True or false: wet hair drying is evaporation. (a) True (b) False
31. 31.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) a small cup (c) water (d) ice cubes
32. 32.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
33. 33.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is the one thing we change. (a) True (b) False
34. 34.💧 Which change is this: drops on a cold glass? (a) evaporation (b) condensation (c) melting (d) freezing
35. 35.💧 Which change is this: a pond icing over? (a) melting (b) condensation (c) evaporation (d) freezing
36. 36.⚖️ 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) the amount of water (d) the time we wait
37. 37.🛟 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
38. 38.💧 Which change is this: a misty bathroom mirror? (a) melting (b) condensation (c) freezing (d) evaporation
39. 39.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) sunlight (c) a mirror (d) ice cubes
40. 40.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) faster (c) they never dry (d) they turn to ice

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