Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 388 · 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? True or false: the cling film cover is kept the same. (a) False (b) True
2. 2.⚖️ 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) sun or shade (b) the time we wait (c) how many drops form
3. 3.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) yeast (c) ice cubes (d) water
4. 4.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass sweats (c) vapour in air cools (d) the glass leaks
5. 5.🔮 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) slower (d) faster
6. 6.📘 What is water vapour? (a) a kind of smoke (b) water as a gas (c) salty water (d) tiny ice cubes
7. 7.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
8. 8.🛟 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
9. 9.🔍 Which is the odd one out? (a) a pond icing over (b) making ice lollies (c) ice becoming water (d) water becoming ice
10. 10.True or false: sunlight is needed for the water cycle bowl. (a) True (b) False
11. 11.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
12. 12.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
13. 13.⚖️ 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 cling film cover (b) the size of the bowl (c) the time we wait (d) how many drops form
14. 14.💧 Which of these is melting? (a) butter going runny (b) wet clothes drying (c) sweat drying on skin (d) dew on morning grass
15. 15.🧺 Which of these is not needed for the water cycle bowl? (a) turmeric powder (b) ice cubes (c) cling film (d) sunlight
16. 16.True or false: drops on a cold glass is melting. (a) False (b) True
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) ice cubes (d) turmeric powder
18. 18.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) slide on them (c) wipe them dry (d) leave them wet
19. 19.⚖️ 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
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) how many drops form (b) the time we wait (c) sun or shade (d) the cling film cover
21. 21.💧 Which of these is condensation? (a) a pond icing over (b) a puddle drying up (c) drops on a cold glass (d) wet clothes drying
22. 22.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a balloon (c) a big bowl (d) a magnet
23. 23.⚖️ 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 measure it (b) we change it (c) we keep it the same
24. 24.💧 Which change is this: dew on morning grass? (a) condensation (b) melting (c) freezing (d) evaporation
25. 25.⚖️ 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
26. 26.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) the water turns red (c) the bowl freezes (d) fewer drops form
27. 27.💧 Which of these is evaporation? (a) a misty bathroom mirror (b) sweat drying on skin (c) snow turning to water (d) drops on a cold glass
28. 28.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a battery cell (c) turmeric powder (d) ice cubes
29. 29.💧 Which of these is evaporation? (a) water becoming ice (b) dew on morning grass (c) drops on a cold glass (d) wet clothes drying
30. 30.💧 Which of these is melting? (a) ice becoming water (b) drops under a pot lid (c) wet clothes drying (d) making ice lollies
31. 31.💧 Which change is this: ice becoming water? (a) condensation (b) evaporation (c) melting (d) freezing
32. 32.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) lightning (b) sunshine (c) rain (d) wind
33. 33.⚖️ 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
34. 34.⚖️ 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
35. 35.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) cling film (c) sunlight (d) a magnet
36. 36.True or false: drops under a pot lid is condensation. (a) False (b) True
37. 37.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) cling film (c) a magnet (d) a small cup
38. 38.True or false: wet clothes drying is evaporation. (a) False (b) True
39. 39.💧 Which change is this: water becoming ice? (a) evaporation (b) condensation (c) freezing (d) melting
40. 40.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False

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