Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 949 · 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.⚖️ 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) the size of the bowl (c) sun or shade (d) the cling film cover
2. 2.💧 Which of these is freezing? (a) wet clothes drying (b) ice becoming water (c) a misty bathroom mirror (d) a pond icing over
3. 3.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to drops (c) it turns to salt (d) it turns to smoke
4. 4.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
5. 5.💧 Which of these is evaporation? (a) dew on morning grass (b) butter going runny (c) wet hair drying (d) water becoming ice
6. 6.💧 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
7. 7.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) wipe them dry (c) leave them wet (d) slide on them
8. 8.True or false: a battery cell is needed for the water cycle bowl. (a) True (b) False
9. 9.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
10. 10.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) turmeric powder (c) ice cubes (d) yeast
11. 11.💧 Which of these is evaporation? (a) drops under a pot lid (b) a puddle drying up (c) dew on morning grass (d) water becoming ice
12. 12.📘 What is water vapour? (a) water as a gas (b) tiny ice cubes (c) salty water (d) a kind of smoke
13. 13.🧺 Which of these is not needed for the water cycle bowl? (a) a mirror (b) sunlight (c) ice cubes (d) cling film
14. 14.🛟 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
15. 15.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the amount of water is kept the same. (a) False (b) True
16. 16.💧 Which of these is freezing? (a) water becoming ice (b) snow turning to water (c) wet clothes drying (d) a misty bathroom mirror
17. 17.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
18. 18.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) they turn to ice (c) faster (d) slower
19. 19.True or false: water is not needed for the water cycle bowl. (a) False (b) True
20. 20.True or false: ice cubes is needed for the water cycle bowl. (a) False (b) True
21. 21.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) a big bowl (c) a battery cell (d) ice cubes
22. 22.💧 Which change is this: butter going runny? (a) evaporation (b) freezing (c) melting (d) condensation
23. 23.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) cling film (c) ice cubes (d) turmeric powder
24. 24.⚖️ 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) False (b) True
25. 25.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the amount of water is the one thing we change. (a) False (b) True
26. 26.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
27. 27.🧺 Which of these is needed for the water cycle bowl? (a) water (b) yeast (c) a magnet (d) a battery cell
28. 28.💧 Which change is this: making ice lollies? (a) evaporation (b) condensation (c) melting (d) freezing
29. 29.💧 Which of these is evaporation? (a) butter going runny (b) wet clothes drying (c) drops under a pot lid (d) dew on morning grass
30. 30.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) a magnet (d) a small cup
31. 31.🔍 Which is the odd one out? (a) ice becoming water (b) butter going runny (c) snow turning to water (d) drops on a cold glass
32. 32.💧 In the covered bowl, where does the water vapour come from? (a) the cling film (b) the air outside (c) water warmed by the Sun (d) the bowl itself
33. 33.True or false: yeast is needed for the water cycle bowl. (a) True (b) False
34. 34.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a mirror (c) yeast (d) a big bowl
35. 35.🔍 Which is the odd one out? (a) sweat drying on skin (b) snow turning to water (c) a puddle drying up (d) wet clothes drying
36. 36.⚖️ 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) True (b) False
37. 37.💧 Which of these is melting? (a) ice becoming water (b) a pond icing over (c) sweat drying on skin (d) drops on a cold glass
38. 38.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) the water increases (c) it turns to salt (d) some water evaporates
39. 39.⚖️ 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 measure it (c) we keep it the same
40. 40.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False

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