Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 438 · 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 needed for the water cycle bowl? (a) water (b) a mirror (c) a magnet (d) yeast
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 the one thing we change. (a) False (b) True
3. 3.💧 Which of these is evaporation? (a) ice becoming water (b) a misty bathroom mirror (c) drops under a pot lid (d) a puddle drying up
4. 4.True or false: drops on a cold glass is melting. (a) False (b) True
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 measure it (b) we change it (c) we keep it the same
6. 6.📘 What is water vapour? (a) salty water (b) a kind of smoke (c) water as a gas (d) tiny ice cubes
7. 7.True or false: a magnet is needed for the water cycle bowl. (a) True (b) False
8. 8.🔍 Which is the odd one out? (a) snow turning to water (b) drops under a pot lid (c) a misty bathroom mirror (d) dew on morning grass
9. 9.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) a battery cell (c) ice cubes (d) water
10. 10.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
11. 11.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) hot water is heavy (c) it changes colour (d) hot water can scald
12. 12.💧 Which of these is melting? (a) sweat drying on skin (b) drops on a cold glass (c) snow turning to water (d) a misty bathroom mirror
13. 13.⚖️ 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 size of the bowl (b) sun or shade (c) the cling film cover (d) how many drops form
14. 14.🔍 Which is the odd one out? (a) butter going runny (b) ice becoming water (c) a puddle drying up (d) snow turning to water
15. 15.⚖️ 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 change it (b) we keep it the same (c) we measure it
16. 16.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) sunlight (c) a mirror (d) a balloon
17. 17.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) fewer drops form (c) more drops form (d) the water turns red
18. 18.🔍 Which is the odd one out? (a) wet hair drying (b) wet clothes drying (c) sweat drying on skin (d) dew on morning grass
19. 19.True or false: a misty bathroom mirror is freezing. (a) True (b) False
20. 20.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) ice cubes (c) turmeric powder (d) a big bowl
21. 21.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) they never dry (c) slower (d) they turn to ice
22. 22.💧 Which change is this: a pond icing over? (a) melting (b) evaporation (c) condensation (d) freezing
23. 23.True or false: wet hair drying is freezing. (a) True (b) False
24. 24.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
25. 25.🔮 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) it turns to ice (d) the water increases
26. 26.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) vapour in air cools (c) the glass leaks (d) the glass sweats
27. 27.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the time we wait is the one thing we change. (a) True (b) False
28. 28.⚖️ 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) sun or shade (b) the amount of water (c) the cling film cover (d) the time we wait
29. 29.💧 Which change is this: drops under a pot lid? (a) condensation (b) freezing (c) melting (d) evaporation
30. 30.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) ice cubes (c) a balloon (d) a mirror
31. 31.⚖️ 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
32. 32.True or false: a puddle drying up is condensation. (a) True (b) False
33. 33.⚖️ 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 measure it (b) we keep it the same (c) we change it
34. 34.💧 Which change is this: a puddle drying up? (a) melting (b) evaporation (c) condensation (d) freezing
35. 35.True or false: snow turning to water is melting. (a) False (b) True
36. 36.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a small cup (c) water (d) turmeric powder
37. 37.💧 Which of these is condensation? (a) water becoming ice (b) wet clothes drying (c) dew on morning grass (d) snow turning to water
38. 38.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
39. 39.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
40. 40.⚖️ 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) the size of the bowl (c) how many drops form

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