Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 142 · 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.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) ice escapes the glass (c) the glass leaks (d) vapour in air cools
2. 2.💧 Which of these is evaporation? (a) a pond icing over (b) sweat drying on skin (c) dew on morning grass (d) drops under a pot lid
3. 3.True or false: ice cubes is not needed for the water cycle bowl. (a) False (b) True
4. 4.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) ice cubes (c) sunlight (d) turmeric powder
5. 5.⚖️ 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) the size of the bowl (d) how many drops form
6. 6.💧 Which of these is evaporation? (a) drops on a cold glass (b) drops under a pot lid (c) wet clothes drying (d) water becoming ice
7. 7.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water can scald (c) hot water is magnetic (d) it changes colour
8. 8.⚖️ 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
9. 9.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) slower (c) faster (d) they never dry
10. 10.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a big bowl (c) a small cup (d) a balloon
11. 11.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
12. 12.🔍 Which is the odd one out? (a) butter going runny (b) dew on morning grass (c) snow turning to water (d) ice becoming water
13. 13.🔍 Which is the odd one out? (a) ice becoming water (b) snow turning to water (c) butter going runny (d) a misty bathroom mirror
14. 14.⚖️ 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 amount of water (b) sun or shade (c) how many drops form
15. 15.⚖️ 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 keep it the same (b) we change it (c) we measure it
16. 16.True or false: butter going runny is melting. (a) False (b) True
17. 17.💧 Which of these is condensation? (a) butter going runny (b) ice becoming water (c) drops under a pot lid (d) a pond icing over
18. 18.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is the one thing we change. (a) True (b) False
19. 19.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) turmeric powder (c) sunlight (d) water
20. 20.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) water (c) yeast (d) ice cubes
21. 21.💧 Which change is this: drops under a pot lid? (a) evaporation (b) freezing (c) melting (d) condensation
22. 22.True or false: a mirror is not needed for the water cycle bowl. (a) False (b) True
23. 23.🛟 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
24. 24.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) ice cubes (c) a balloon (d) turmeric powder
25. 25.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) lightning (b) wind (c) rain (d) sunshine
26. 26.⚖️ 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 measure it (c) we keep it the same
27. 27.💧 Which change is this: a puddle drying up? (a) melting (b) evaporation (c) freezing (d) condensation
28. 28.💧 Which of these is evaporation? (a) a pond icing over (b) butter going runny (c) a puddle drying up (d) making ice lollies
29. 29.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
30. 30.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
31. 31.💧 Which of these is freezing? (a) wet clothes drying (b) a puddle drying up (c) a pond icing over (d) snow turning to water
32. 32.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a mirror (c) a big bowl (d) a balloon
33. 33.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
34. 34.True or false: a pond icing over is melting. (a) True (b) False
35. 35.True or false: sweat drying on skin is evaporation. (a) True (b) False
36. 36.⚖️ 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 measure it (b) we keep it the same (c) we change it
37. 37.⚖️ 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 what we measure. (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 cling film cover”? (a) we measure it (b) we change it (c) we keep it the same
39. 39.💧 Which change is this: a misty bathroom mirror? (a) freezing (b) melting (c) evaporation (d) condensation
40. 40.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed

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