Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 943 · 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.True or false: a small cup is needed for the water cycle bowl. (a) True (b) False
2. 2.⚖️ 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
3. 3.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) faster (c) slower (d) they never dry
4. 4.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it turns to drops (c) it disappears (d) it turns to smoke
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) sun or shade (b) the cling film cover (c) the time we wait (d) how many drops form
6. 6.💧 Which change is this: a misty bathroom mirror? (a) evaporation (b) melting (c) freezing (d) condensation
7. 7.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
8. 8.⚖️ 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 amount of water (b) the size of the bowl (c) the cling film cover (d) sun or shade
9. 9.🔍 Which is the odd one out? (a) a puddle drying up (b) sweat drying on skin (c) wet hair drying (d) water becoming ice
10. 10.🔍 Which is the odd one out? (a) making ice lollies (b) a pond icing over (c) water becoming ice (d) dew on morning grass
11. 11.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a battery cell (c) a big bowl (d) sunlight
13. 13.True or false: a big bowl is needed for the water cycle bowl. (a) True (b) False
14. 14.🔍 Which is the odd one out? (a) sweat drying on skin (b) a puddle drying up (c) wet clothes drying (d) butter going runny
15. 15.🛟 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
16. 16.⚖️ 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 time we wait
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a balloon (c) a big bowl (d) sunlight
18. 18.True or false: turmeric powder is needed for the water cycle bowl. (a) False (b) True
19. 19.💧 Which change is this: snow turning to water? (a) freezing (b) melting (c) condensation (d) evaporation
20. 20.True or false: sunlight is not needed for the water cycle bowl. (a) False (b) True
21. 21.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) a big bowl (c) a magnet (d) ice cubes
23. 23.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
24. 24.🔍 Which is the odd one out? (a) making ice lollies (b) a misty bathroom mirror (c) a pond icing over (d) water becoming ice
25. 25.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) it turns to salt (c) the water increases (d) some water evaporates
26. 26.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) ice cubes (c) a mirror (d) water
27. 27.⚖️ 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) the cling film cover (c) sun or shade
28. 28.📘 What is water vapour? (a) tiny ice cubes (b) salty water (c) a kind of smoke (d) water as a gas
29. 29.⚖️ 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
30. 30.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) rain (c) lightning (d) sunshine
31. 31.True or false: a puddle drying up is melting. (a) True (b) False
32. 32.True or false: a battery cell is not needed for the water cycle bowl. (a) True (b) False
33. 33.💧 Which change is this: drops under a pot lid? (a) melting (b) evaporation (c) freezing (d) condensation
34. 34.💧 Which change is this: sweat drying on skin? (a) melting (b) condensation (c) freezing (d) evaporation
35. 35.⚖️ 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 size of the bowl (b) sun or shade (c) how many drops form
36. 36.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
37. 37.💧 In the covered bowl, where does the water vapour come from? (a) the cling film (b) the bowl itself (c) water warmed by the Sun (d) the air outside
38. 38.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a magnet (c) a small cup (d) yeast
39. 39.True or false: water becoming ice is condensation. (a) False (b) True
40. 40.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False

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