Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 123 · 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.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) ice cubes (c) sunlight (d) turmeric powder
2. 2.📘 What is water vapour? (a) a kind of smoke (b) salty water (c) water as a gas (d) tiny ice cubes
3. 3.🔍 Which is the odd one out? (a) water becoming ice (b) making ice lollies (c) a pond icing over (d) sweat drying on skin
4. 4.⚖️ 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
5. 5.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a balloon (c) water (d) a battery cell
6. 6.⚖️ 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 measure it (c) we change it
7. 7.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) water warmed by the Sun (c) the air outside (d) the cling film
8. 8.💧 Which of these is freezing? (a) wet hair drying (b) sweat drying on skin (c) making ice lollies (d) drops under a pot lid
9. 9.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
10. 10.True or false: water is not needed for the water cycle bowl. (a) True (b) False
11. 11.True or false: drops under a pot lid is freezing. (a) False (b) True
12. 12.True or false: a small cup is needed for the water cycle bowl. (a) False (b) True
13. 13.True or false: a puddle drying up is condensation. (a) False (b) True
14. 14.💧 Which change is this: sweat drying on skin? (a) condensation (b) freezing (c) melting (d) evaporation
15. 15.True or false: turmeric powder is needed for the water cycle bowl. (a) False (b) True
16. 16.⚖️ 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) how many drops form (b) the time we wait (c) the amount of water (d) sun or shade
17. 17.⚖️ 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) how many drops form (c) the time we wait (d) the amount of water
18. 18.True or false: sweat drying on skin is condensation. (a) False (b) True
19. 19.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to salt (c) it turns to smoke (d) it disappears
20. 20.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is heavy (c) hot water can scald (d) hot water is magnetic
21. 21.⚖️ 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
22. 22.💧 Which of these is evaporation? (a) making ice lollies (b) dew on morning grass (c) wet clothes drying (d) water becoming ice
23. 23.True or false: making ice lollies is freezing. (a) False (b) True
24. 24.⚖️ 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 amount of water
25. 25.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) ice escapes the glass (c) vapour in air cools (d) the glass leaks
26. 26.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a small cup (c) sunlight (d) a magnet
27. 27.⚖️ 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 measure it (b) we keep it the same (c) we change it
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) a big bowl (c) a small cup (d) a battery cell
29. 29.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a balloon (c) a magnet (d) a small cup
30. 30.⚖️ 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 size of the bowl
31. 31.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) it turns to ice (c) the water increases (d) it turns to salt
32. 32.⚖️ 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
33. 33.💧 Which of these is condensation? (a) a puddle drying up (b) making ice lollies (c) wet clothes drying (d) dew on morning grass
34. 34.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a mirror (c) cling film (d) sunlight
35. 35.🔍 Which is the odd one out? (a) sweat drying on skin (b) wet hair drying (c) a puddle drying up (d) making ice lollies
36. 36.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) wipe them dry (c) pour more water (d) leave them wet
37. 37.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) the water turns red (c) more drops form (d) fewer drops form
38. 38.⚖️ 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) True (b) False
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 amount of water”? (a) we measure it (b) we keep it the same (c) we change it
40. 40.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) a puddle drying up (c) wet hair drying (d) sweat drying on skin

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