Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 81 · 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? What do we do with “sun or shade”? (a) we change it (b) we keep it the same (c) we measure it
2. 2.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a balloon (c) a small cup (d) a magnet
3. 3.⚖️ 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
4. 4.⚖️ 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 the one thing we change. (a) False (b) True
5. 5.⚖️ 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) how many drops form (c) the cling film cover
6. 6.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
7. 7.💧 Which of these is freezing? (a) wet hair drying (b) water becoming ice (c) snow turning to water (d) ice becoming water
8. 8.🔍 Which is the odd one out? (a) ice becoming water (b) snow turning to water (c) butter going runny (d) wet hair drying
9. 9.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
10. 10.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) some water evaporates (c) the water increases (d) it turns to ice
11. 11.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) turmeric powder (c) a big bowl (d) a magnet
12. 12.💧 Which of these is melting? (a) wet clothes drying (b) snow turning to water (c) a puddle drying up (d) sweat drying on skin
13. 13.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the air outside (c) the bowl itself (d) the cling film
14. 14.💧 Which change is this: ice becoming water? (a) condensation (b) melting (c) evaporation (d) freezing
15. 15.🛟 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
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) water (c) a big bowl (d) ice cubes
17. 17.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
18. 18.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to smoke (b) it turns to drops (c) it turns to salt (d) it disappears
19. 19.💧 Which change is this: wet hair drying? (a) condensation (b) freezing (c) evaporation (d) melting
20. 20.💧 Which of these is freezing? (a) drops on a cold glass (b) a puddle drying up (c) a pond icing over (d) ice becoming water
21. 21.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
22. 22.💧 Which change is this: dew on morning grass? (a) melting (b) condensation (c) freezing (d) evaporation
23. 23.🔍 Which is the odd one out? (a) a pond icing over (b) water becoming ice (c) making ice lollies (d) sweat drying on skin
24. 24.⚖️ 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) True (b) False
25. 25.⚖️ 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
26. 26.True or false: wet clothes drying is evaporation. (a) True (b) False
27. 27.⚖️ 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
28. 28.🔍 Which is the odd one out? (a) wet hair drying (b) butter going runny (c) wet clothes drying (d) a puddle drying up
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a big bowl (c) water (d) a magnet
30. 30.True or false: a small cup is needed for the water cycle bowl. (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: how many drops form is what we measure. (a) True (b) False
32. 32.💧 Which of these is evaporation? (a) ice becoming water (b) wet hair drying (c) drops under a pot lid (d) butter going runny
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 size of the bowl”? (a) we keep it the same (b) we change it (c) we measure it
34. 34.⚖️ 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 time we wait (c) the size of the bowl (d) how many drops form
35. 35.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
36. 36.True or false: water becoming ice is melting. (a) False (b) True
37. 37.⚖️ 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 kept the same. (a) False (b) True
38. 38.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a magnet (c) a battery cell (d) ice cubes
39. 39.True or false: a misty bathroom mirror is condensation. (a) True (b) False
40. 40.💧 Which change is this: a misty bathroom mirror? (a) melting (b) condensation (c) evaporation (d) freezing

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