Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 556 · 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) sun or shade (c) the amount of water (d) the cling film cover
2. 2.True or false: drops on a cold glass is condensation. (a) False (b) True
3. 3.⚖️ 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 keep it the same (c) we measure it
4. 4.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) cling film (c) sunlight (d) a big bowl
5. 5.💧 Which of these is freezing? (a) a puddle drying up (b) water becoming ice (c) drops on a cold glass (d) dew on morning grass
6. 6.🔍 Which is the odd one out? (a) wet clothes drying (b) making ice lollies (c) a puddle drying up (d) sweat drying on skin
7. 7.⚖️ 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) False (b) True
8. 8.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water can scald (c) hot water is heavy (d) hot water is magnetic
9. 9.⚖️ 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 change it (b) we keep it the same (c) we measure it
10. 10.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass sweats (c) the glass leaks (d) vapour in air cools
11. 11.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
12. 12.⚖️ 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 cling film cover
13. 13.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) the cling film (c) the air outside (d) water warmed by the Sun
14. 14.💧 Which change is this: snow turning to water? (a) freezing (b) melting (c) condensation (d) evaporation
15. 15.True or false: a misty bathroom mirror is melting. (a) False (b) True
16. 16.💧 Which of these is evaporation? (a) a misty bathroom mirror (b) drops under a pot lid (c) making ice lollies (d) sweat drying on skin
17. 17.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
18. 18.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
19. 19.💧 Which change is this: a misty bathroom mirror? (a) evaporation (b) freezing (c) melting (d) condensation
20. 20.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True
21. 21.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
22. 22.⚖️ 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 what we measure. (a) True (b) False
23. 23.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) leave them wet (c) slide on them (d) wipe them dry
24. 24.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) a magnet (d) cling film
25. 25.True or false: ice becoming water is melting. (a) False (b) True
26. 26.⚖️ 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) False (b) True
27. 27.🔍 Which is the odd one out? (a) making ice lollies (b) a pond icing over (c) ice becoming water (d) water becoming ice
28. 28.True or false: making ice lollies is evaporation. (a) True (b) False
29. 29.💧 Which change is this: wet hair drying? (a) evaporation (b) condensation (c) freezing (d) melting
30. 30.True or false: making ice lollies is melting. (a) False (b) True
31. 31.💧 Which change is this: ice becoming water? (a) evaporation (b) condensation (c) melting (d) freezing
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) sun or shade (b) the amount of water (c) how many drops form (d) the cling film cover
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 amount of water”? (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: sun or shade is kept the same. (a) True (b) False
35. 35.True or false: ice cubes is not needed for the water cycle bowl. (a) False (b) True
36. 36.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) sunlight (c) cling film (d) a balloon
37. 37.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) yeast (c) a magnet (d) ice cubes
38. 38.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
39. 39.⚖️ 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 change it (c) we measure it
40. 40.💧 Which of these is melting? (a) water becoming ice (b) wet hair drying (c) wet clothes drying (d) snow turning to water

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