Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 573 · 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.💧 Which of these is freezing? (a) wet clothes drying (b) a pond icing over (c) sweat drying on skin (d) snow turning to water
2. 2.💧 Which of these is condensation? (a) a puddle drying up (b) a misty bathroom mirror (c) ice becoming water (d) a pond icing over
3. 3.True or false: a magnet is not needed for the water cycle bowl. (a) False (b) True
4. 4.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
5. 5.⚖️ 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 keep it the same (b) we change it (c) we measure it
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) turmeric powder (c) a big bowl (d) sunlight
7. 7.💧 Which of these is melting? (a) a misty bathroom mirror (b) ice becoming water (c) sweat drying on skin (d) dew on morning grass
8. 8.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) leave them wet (c) pour more water (d) wipe them dry
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 cling film cover”? (a) we change it (b) we measure it (c) we keep it the same
10. 10.True or false: yeast is not needed for the water cycle bowl. (a) True (b) False
11. 11.🧺 Which of these is needed for the water cycle bowl? (a) water (b) yeast (c) a mirror (d) a battery cell
12. 12.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
13. 13.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) the glass sweats (c) ice escapes the glass (d) vapour in air cools
14. 14.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
15. 15.⚖️ 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 size of the bowl
16. 16.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to smoke (c) it disappears (d) it turns to salt
17. 17.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) slower (c) they turn to ice (d) they never dry
18. 18.💧 Which change is this: snow turning to water? (a) freezing (b) condensation (c) melting (d) evaporation
19. 19.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) water (c) sunlight (d) a battery cell
20. 20.💧 Which change is this: a pond icing over? (a) evaporation (b) condensation (c) melting (d) freezing
21. 21.🧺 Which of these is not needed for the water cycle bowl? (a) a mirror (b) cling film (c) water (d) a big bowl
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) water (c) cling film (d) a small cup
23. 23.🔍 Which is the odd one out? (a) making ice lollies (b) water becoming ice (c) butter going runny (d) a pond icing over
24. 24.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
25. 25.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) it changes colour (c) hot water is magnetic (d) hot water can scald
26. 26.⚖️ 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 what we measure. (a) True (b) False
27. 27.⚖️ 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 size of the bowl (b) how many drops form (c) the cling film cover (d) sun or shade
28. 28.💧 Which of these is evaporation? (a) drops under a pot lid (b) a misty bathroom mirror (c) butter going runny (d) sweat drying on skin
29. 29.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) it turns to salt (c) the water increases (d) it turns to ice
30. 30.True or false: drops under a pot lid is melting. (a) True (b) False
31. 31.⚖️ 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 what we measure. (a) False (b) True
32. 32.💧 Which of these is evaporation? (a) butter going runny (b) making ice lollies (c) wet hair drying (d) dew on morning grass
33. 33.⚖️ 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) how many drops form (b) the time we wait (c) sun or shade (d) the cling film cover
34. 34.🔍 Which is the odd one out? (a) a puddle drying up (b) drops under a pot lid (c) wet clothes drying (d) sweat drying on skin
35. 35.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) cling film (c) a magnet (d) sunlight
36. 36.💧 Which of these is evaporation? (a) wet clothes drying (b) dew on morning grass (c) drops under a pot lid (d) a misty bathroom mirror
37. 37.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
38. 38.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
39. 39.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) rain (b) sunshine (c) wind (d) lightning
40. 40.⚖️ 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) False (b) True

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