Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 978 · 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.📘 What is water vapour? (a) a kind of smoke (b) tiny ice cubes (c) salty water (d) water as a gas
2. 2.True or false: cling film is 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) ice cubes (b) cling film (c) a mirror (d) sunlight
4. 4.🔍 Which is the odd one out? (a) wet hair drying (b) wet clothes drying (c) a puddle drying up (d) drops under a pot lid
5. 5.⚖️ 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
6. 6.🔍 Which is the odd one out? (a) wet clothes drying (b) making ice lollies (c) wet hair drying (d) sweat drying on skin
7. 7.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) yeast (c) a small cup (d) ice cubes
8. 8.⚖️ 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 kept the same. (a) False (b) True
9. 9.🔍 Which is the odd one out? (a) dew on morning grass (b) butter going runny (c) drops on a cold glass (d) a misty bathroom mirror
10. 10.⚖️ 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) True (b) False
11. 11.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
12. 12.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
13. 13.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a magnet (c) sunlight (d) yeast
14. 14.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
15. 15.True or false: a small cup is needed for the water cycle bowl. (a) False (b) True
16. 16.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a small cup (c) sunlight (d) turmeric powder
17. 17.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
18. 18.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) pour more water (c) slide on them (d) leave them wet
19. 19.💧 Which of these is freezing? (a) wet clothes drying (b) ice becoming water (c) water becoming ice (d) a puddle drying up
20. 20.⚖️ 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 size of the bowl (b) the amount of water (c) how many drops form (d) sun or shade
21. 21.💧 Which of these is freezing? (a) sweat drying on skin (b) a pond icing over (c) wet clothes drying (d) a puddle drying up
22. 22.True or false: a magnet is not needed for the water cycle bowl. (a) True (b) False
23. 23.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) slower (c) they never dry (d) faster
24. 24.True or false: sunlight is needed for the water cycle bowl. (a) True (b) False
25. 25.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) cling film (c) a mirror (d) a big bowl
26. 26.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
27. 27.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to salt (c) it disappears (d) it turns to smoke
28. 28.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) water (c) a small cup (d) a magnet
29. 29.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) rain (c) wind (d) lightning
30. 30.💧 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
31. 31.💧 Which change is this: a puddle drying up? (a) evaporation (b) melting (c) condensation (d) freezing
32. 32.💧 Which change is this: dew on morning grass? (a) freezing (b) evaporation (c) condensation (d) melting
33. 33.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
34. 34.⚖️ 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
35. 35.⚖️ 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 measure it (b) we change it (c) we keep it the same
36. 36.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a big bowl (c) water (d) a balloon
37. 37.💧 Which change is this: snow turning to water? (a) evaporation (b) melting (c) freezing (d) condensation
38. 38.💧 In the covered bowl, where does the water vapour come from? (a) the cling film (b) the bowl itself (c) the air outside (d) water warmed by the Sun
39. 39.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
40. 40.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water can scald (c) hot water is magnetic (d) hot water is heavy

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