Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 525 · 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: yeast is not needed for the water cycle bowl. (a) True (b) False
2. 2.💧 Which change is this: wet hair drying? (a) melting (b) condensation (c) evaporation (d) freezing
3. 3.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it turns to drops (c) it disappears (d) it turns to smoke
4. 4.🔍 Which is the odd one out? (a) making ice lollies (b) butter going runny (c) ice becoming water (d) snow turning to water
5. 5.🔍 Which is the odd one out? (a) drops under a pot lid (b) dew on morning grass (c) wet hair drying (d) drops on a cold glass
6. 6.⚖️ 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 keep it the same (c) we measure it
7. 7.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
8. 8.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is magnetic (c) hot water is heavy (d) it changes colour
9. 9.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) the glass sweats (c) vapour in air cools (d) ice escapes the glass
10. 10.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
11. 11.True or false: ice cubes is not needed for the water cycle bowl. (a) False (b) True
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) a big bowl (c) a magnet (d) water
13. 13.🔍 Which is the odd one out? (a) ice becoming water (b) water becoming ice (c) butter going runny (d) snow turning to water
14. 14.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
15. 15.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a mirror (c) a small cup (d) a balloon
16. 16.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
17. 17.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
18. 18.⚖️ 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 amount of water (b) sun or shade (c) how many drops form
19. 19.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “the size of the bowl”? (a) we keep it the same (b) we measure it (c) we change it
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) sun or shade (b) the time we wait (c) the amount of water (d) the cling film cover
21. 21.💧 Which of these is freezing? (a) making ice lollies (b) drops under a pot lid (c) a puddle drying up (d) dew on morning grass
22. 22.True or false: wet clothes drying is evaporation. (a) True (b) False
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 cling film cover”? (a) we change it (b) we keep it the same (c) we measure it
24. 24.💧 Which change is this: drops under a pot lid? (a) condensation (b) evaporation (c) melting (d) freezing
25. 25.🧺 Which of these is needed for the water cycle bowl? (a) ice cubes (b) yeast (c) a balloon (d) a magnet
26. 26.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) ice cubes (c) turmeric powder (d) cling film
27. 27.🔮 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) it turns to ice (d) the water increases
28. 28.🧺 Which of these is not needed for the water cycle bowl? (a) a magnet (b) sunlight (c) water (d) a big bowl
29. 29.True or false: snow turning to water 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 “sun or shade”? (a) we measure it (b) we change it (c) we keep it the same
31. 31.True or false: yeast is needed for the water cycle bowl. (a) False (b) True
32. 32.⚖️ 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
33. 33.True or false: dew on morning grass is condensation. (a) True (b) False
34. 34.🧺 Which of these is not needed for the water cycle bowl? (a) a battery cell (b) a small cup (c) sunlight (d) a big bowl
35. 35.True or false: a mirror is not needed for the water cycle bowl. (a) False (b) True
36. 36.💧 Which of these is evaporation? (a) snow turning to water (b) a misty bathroom mirror (c) wet clothes drying (d) drops on a cold glass
37. 37.📘 What is water vapour? (a) water as a gas (b) salty water (c) a kind of smoke (d) tiny ice cubes
38. 38.⚖️ 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 keep it the same (b) we change it (c) we measure it
39. 39.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) leave them wet (c) slide on them (d) wipe them dry
40. 40.⚖️ 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) False (b) True

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