Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 544 · 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: sweat drying on skin is evaporation. (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: how many drops form is what we measure. (a) True (b) False
3. 3.⚖️ 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 cling film cover (b) sun or shade (c) the time we wait (d) the amount of water
4. 4.💧 Which of these is melting? (a) wet hair drying (b) wet clothes drying (c) a puddle drying up (d) snow turning to water
5. 5.💧 Which change is this: wet hair drying? (a) evaporation (b) melting (c) freezing (d) condensation
6. 6.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
7. 7.💧 Which change is this: a misty bathroom mirror? (a) condensation (b) melting (c) freezing (d) evaporation
8. 8.💧 Which of these is evaporation? (a) drops under a pot lid (b) a puddle drying up (c) snow turning to water (d) dew on morning grass
9. 9.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) slower (c) faster (d) they turn to ice
10. 10.⚖️ 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 the one thing we change. (a) True (b) False
11. 11.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) pour more water (c) wipe them dry (d) leave them wet
12. 12.⚖️ 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
13. 13.⚖️ 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
14. 14.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) sunlight (c) a mirror (d) cling film
15. 15.🔍 Which is the odd one out? (a) wet clothes drying (b) a puddle drying up (c) drops on a cold glass (d) sweat drying on skin
16. 16.True or false: cling film is needed for the water cycle bowl. (a) True (b) False
17. 17.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) the bowl freezes (c) fewer drops form (d) more drops form
18. 18.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water can scald (c) hot water is heavy (d) hot water is magnetic
19. 19.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) sunlight (c) water (d) turmeric powder
20. 20.💧 Which change is this: snow turning to water? (a) melting (b) evaporation (c) condensation (d) freezing
21. 21.💧 Which of these is freezing? (a) dew on morning grass (b) water becoming ice (c) butter going runny (d) sweat drying on skin
22. 22.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) the glass leaks (c) vapour in air cools (d) ice escapes the glass
23. 23.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) ice cubes (d) yeast
24. 24.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
25. 25.💧 Which change is this: a puddle drying up? (a) condensation (b) freezing (c) evaporation (d) melting
26. 26.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) cling film (c) a big bowl (d) turmeric powder
28. 28.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a small cup (c) a battery cell (d) a big bowl
30. 30.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a magnet (c) a big bowl (d) ice cubes
31. 31.⚖️ 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 size of the bowl (c) the cling film cover (d) how many drops form
32. 32.True or false: a magnet is not needed for the water cycle bowl. (a) True (b) False
33. 33.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to ice (c) some water evaporates (d) it turns to salt
34. 34.💧 Which change is this: making ice lollies? (a) melting (b) evaporation (c) condensation (d) freezing
35. 35.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a magnet (c) ice cubes (d) a balloon
36. 36.⚖️ 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 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? What do we do with “sun or shade”? (a) we change it (b) we keep it the same (c) we measure it
38. 38.💧 Which of these is evaporation? (a) dew on morning grass (b) snow turning to water (c) a misty bathroom mirror (d) wet hair drying
39. 39.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) ice cubes (c) a balloon (d) water
40. 40.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a big bowl (c) a mirror (d) yeast

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