Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 247 · 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 change is this: drops under a pot lid? (a) melting (b) freezing (c) condensation (d) evaporation
2. 2.True or false: a puddle drying up is evaporation. (a) True (b) False
3. 3.🔮 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
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 size of the bowl”? (a) we keep it the same (b) we measure it (c) we change it
5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a mirror (b) a big bowl (c) water (d) sunlight
6. 6.📘 What is water vapour? (a) tiny ice cubes (b) salty water (c) water as a gas (d) a kind of smoke
7. 7.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
8. 8.⚖️ 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) the amount of water (c) how many drops form (d) the cling film cover
9. 9.⚖️ 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
10. 10.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
11. 11.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) a big bowl (c) water (d) cling film
12. 12.⚖️ 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 cling film cover (b) how many drops form (c) sun or shade
13. 13.💧 Which change is this: a misty bathroom mirror? (a) evaporation (b) melting (c) condensation (d) freezing
14. 14.🔍 Which is the odd one out? (a) water becoming ice (b) a pond icing over (c) wet hair drying (d) making ice lollies
15. 15.💧 Which of these is condensation? (a) water becoming ice (b) making ice lollies (c) sweat drying on skin (d) a misty bathroom mirror
16. 16.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) faster (c) they turn to ice (d) slower
17. 17.True or false: a balloon is needed for the water cycle bowl. (a) False (b) True
18. 18.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
19. 19.🛟 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
20. 20.🧺 Which of these is not needed for the water cycle bowl? (a) a mirror (b) sunlight (c) ice cubes (d) a small cup
21. 21.💧 Which of these is melting? (a) a pond icing over (b) a puddle drying up (c) drops on a cold glass (d) snow turning to water
22. 22.True or false: a pond icing over is freezing. (a) True (b) False
23. 23.🧺 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) a small cup
24. 24.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass sweats (c) vapour in air cools (d) the glass leaks
25. 25.⚖️ 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 keep it the same (c) we measure it
26. 26.🔍 Which is the odd one out? (a) sweat drying on skin (b) wet hair drying (c) wet clothes drying (d) dew on morning grass
27. 27.True or false: dew on morning grass is freezing. (a) False (b) True
28. 28.💧 Which of these is freezing? (a) drops under a pot lid (b) wet clothes drying (c) a misty bathroom mirror (d) making ice lollies
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) yeast (c) water (d) a small cup
30. 30.⚖️ 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 what we measure. (a) False (b) True
31. 31.💧 Which change is this: drops on a cold glass? (a) evaporation (b) condensation (c) freezing (d) melting
32. 32.🔍 Which is the odd one out? (a) a puddle drying up (b) wet clothes drying (c) drops under a pot lid (d) sweat drying on skin
33. 33.💧 Which change is this: butter going runny? (a) freezing (b) melting (c) condensation (d) evaporation
34. 34.⚖️ 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) True (b) False
35. 35.True or false: a battery cell is not needed for the water cycle bowl. (a) True (b) False
36. 36.🔍 Which is the odd one out? (a) butter going runny (b) ice becoming water (c) snow turning to water (d) making ice lollies
37. 37.⚖️ 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) False (b) True
38. 38.💧 Which change is this: a pond icing over? (a) evaporation (b) melting (c) condensation (d) freezing
39. 39.True or false: ice cubes is needed for the water cycle bowl. (a) False (b) True
40. 40.⚖️ 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) how many drops form (c) sun or shade (d) the cling film cover

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