Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 899 · 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? What do we do with “the size of the bowl”? (a) we change it (b) we keep it the same (c) we measure it
2. 2.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
3. 3.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) a big bowl (d) a battery cell
4. 4.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) vapour in air cools (c) ice escapes the glass (d) the glass leaks
5. 5.💧 Which change is this: sweat drying on skin? (a) melting (b) freezing (c) condensation (d) evaporation
6. 6.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) slower (c) they never dry (d) they turn to ice
7. 7.True or false: yeast is needed for the water cycle bowl. (a) False (b) True
8. 8.⚖️ 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
9. 9.💧 Which change is this: dew on morning grass? (a) condensation (b) freezing (c) melting (d) evaporation
10. 10.⚖️ 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
11. 11.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) wipe them dry (c) leave them wet (d) pour more water
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) sunlight (c) a small cup (d) ice cubes
13. 13.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) cling film (c) turmeric powder (d) a mirror
14. 14.💧 Which change is this: a puddle drying up? (a) evaporation (b) melting (c) condensation (d) freezing
15. 15.💧 Which of these is evaporation? (a) dew on morning grass (b) ice becoming water (c) a puddle drying up (d) drops on a cold glass
16. 16.💧 Which of these is condensation? (a) a pond icing over (b) drops on a cold glass (c) making ice lollies (d) a puddle drying up
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a big bowl (c) a small cup (d) turmeric powder
18. 18.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) water warmed by the Sun (c) the air outside (d) the cling film
19. 19.⚖️ 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) the size of the bowl (c) sun or shade
20. 20.🔍 Which is the odd one out? (a) drops under a pot lid (b) dew on morning grass (c) ice becoming water (d) drops on a cold glass
21. 21.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
22. 22.📘 What is water vapour? (a) water as a gas (b) salty water (c) a kind of smoke (d) tiny ice cubes
23. 23.💧 Which of these is melting? (a) a misty bathroom mirror (b) a pond icing over (c) butter going runny (d) wet hair drying
24. 24.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
25. 25.⚖️ 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 cling film cover (b) sun or shade (c) how many drops form
26. 26.💧 Which change is this: snow turning to water? (a) freezing (b) evaporation (c) condensation (d) melting
27. 27.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) the bowl freezes (c) more drops form (d) fewer drops form
28. 28.🧺 Which of these is needed for the water cycle bowl? (a) a small cup (b) turmeric powder (c) a mirror (d) a battery cell
29. 29.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is heavy (c) hot water is magnetic (d) hot water can scald
30. 30.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) sunlight (c) yeast (d) a magnet
31. 31.⚖️ 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 measure it (c) we change it
32. 32.⚖️ 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) the time we wait (c) sun or shade (d) how many drops form
33. 33.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) water (c) a small cup (d) a balloon
34. 34.💧 Which change is this: drops under a pot lid? (a) condensation (b) freezing (c) melting (d) evaporation
35. 35.💧 Which of these is condensation? (a) wet clothes drying (b) butter going runny (c) water becoming ice (d) a misty bathroom mirror
36. 36.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) a pond icing over (c) dew on morning grass (d) drops under a pot lid
37. 37.True or false: cling film is needed for the water cycle bowl. (a) False (b) True
38. 38.⚖️ 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
39. 39.True or false: a mirror is not needed for the water cycle bowl. (a) True (b) False
40. 40.💧 Which of these is freezing? (a) butter going runny (b) drops under a pot lid (c) drops on a cold glass (d) a pond icing over

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