Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 398 · 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: cling film is needed for the water cycle bowl. (a) False (b) True
2. 2.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
3. 3.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is heavy (c) hot water can scald (d) hot water is magnetic
4. 4.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) faster (c) they turn to ice (d) slower
5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a small cup (c) a balloon (d) sunlight
6. 6.💧 Which change is this: wet clothes drying? (a) freezing (b) melting (c) condensation (d) evaporation
7. 7.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) water (c) a big bowl (d) a mirror
8. 8.True or false: drops under a pot lid is condensation. (a) False (b) True
9. 9.⚖️ 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 time we wait (b) the cling film cover (c) how many drops form (d) sun or shade
10. 10.True or false: sunlight is not needed for the water cycle bowl. (a) False (b) True
11. 11.⚖️ 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) False (b) True
12. 12.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
13. 13.True or false: turmeric powder is needed for the water cycle bowl. (a) True (b) False
14. 14.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) leave them wet (c) wipe them dry (d) slide on them
15. 15.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is what we measure. (a) True (b) False
16. 16.💧 Which change is this: a misty bathroom mirror? (a) evaporation (b) freezing (c) melting (d) condensation
17. 17.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
18. 18.💧 Which of these is freezing? (a) drops under a pot lid (b) a misty bathroom mirror (c) snow turning to water (d) water becoming ice
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 measure it (b) we keep it the same (c) we change it
20. 20.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) the water increases (c) it turns to salt (d) it turns to ice
21. 21.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
22. 22.🔍 Which is the odd one out? (a) wet hair drying (b) sweat drying on skin (c) a puddle drying up (d) making ice lollies
23. 23.True or false: a mirror is not needed for the water cycle bowl. (a) False (b) True
24. 24.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
25. 25.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a small cup (c) turmeric powder (d) cling film
26. 26.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a battery cell (c) water (d) ice cubes
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) sunlight (c) a magnet (d) ice cubes
28. 28.⚖️ 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) how many drops form
29. 29.True or false: butter going runny is freezing. (a) True (b) False
30. 30.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the cling film (c) the air outside (d) the bowl itself
31. 31.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
32. 32.🧺 Which of these is not needed for the water cycle bowl? (a) turmeric powder (b) a small cup (c) ice cubes (d) a big bowl
33. 33.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
34. 34.⚖️ 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
35. 35.⚖️ 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) sun or shade (c) the amount of water
36. 36.💧 Which of these is melting? (a) snow turning to water (b) wet clothes drying (c) sweat drying on skin (d) wet hair drying
37. 37.💧 Which of these is evaporation? (a) making ice lollies (b) dew on morning grass (c) drops on a cold glass (d) wet hair drying
38. 38.🔍 Which is the odd one out? (a) drops on a cold glass (b) butter going runny (c) a misty bathroom mirror (d) drops under a pot lid
39. 39.📘 What is water vapour? (a) a kind of smoke (b) salty water (c) water as a gas (d) tiny ice cubes
40. 40.💧 Which change is this: a puddle drying up? (a) evaporation (b) condensation (c) melting (d) freezing

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