Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 989 · 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.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) the water increases (c) it turns to ice (d) some water evaporates
2. 2.⚖️ 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
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) sun or shade (b) the time we wait (c) the cling film cover (d) the amount of water
4. 4.🔍 Which is the odd one out? (a) water becoming ice (b) a pond icing over (c) making ice lollies (d) ice becoming water
5. 5.True or false: a mirror is needed for the water cycle bowl. (a) False (b) True
6. 6.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
7. 7.True or false: drops on a cold glass is evaporation. (a) False (b) True
8. 8.💧 Which change is this: dew on morning grass? (a) evaporation (b) melting (c) freezing (d) condensation
9. 9.⚖️ 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 change it (c) we measure it
10. 10.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a big bowl (c) a balloon (d) water
11. 11.💧 Which of these is freezing? (a) sweat drying on skin (b) drops on a cold glass (c) a pond icing over (d) wet clothes drying
12. 12.True or false: a pond icing over is evaporation. (a) False (b) True
13. 13.⚖️ 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
14. 14.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) water (c) a battery cell (d) cling film
15. 15.💧 Which of these is evaporation? (a) drops under a pot lid (b) a pond icing over (c) butter going runny (d) sweat drying on skin
16. 16.💧 Which change is this: a puddle drying up? (a) melting (b) freezing (c) condensation (d) evaporation
17. 17.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water is magnetic (c) it changes colour (d) hot water can scald
18. 18.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is the one thing we change. (a) False (b) True
19. 19.True or false: water is not needed for the water cycle bowl. (a) True (b) False
20. 20.🔮 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
21. 21.⚖️ 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
22. 22.⚖️ 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
23. 23.🧺 Which of these is not needed for the water cycle bowl? (a) a battery cell (b) a small cup (c) water (d) ice cubes
24. 24.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
25. 25.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
26. 26.True or false: snow turning to water is condensation. (a) False (b) True
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) sun or shade (c) the time we wait
28. 28.💧 Which change is this: a misty bathroom mirror? (a) melting (b) evaporation (c) condensation (d) freezing
29. 29.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
30. 30.🔍 Which is the odd one out? (a) sweat drying on skin (b) wet hair drying (c) wet clothes drying (d) drops on a cold glass
31. 31.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
32. 32.💧 Which of these is freezing? (a) a puddle drying up (b) wet hair drying (c) water becoming ice (d) snow turning to water
33. 33.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) water (c) sunlight (d) a magnet
34. 34.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
35. 35.True or false: a puddle drying up is melting. (a) False (b) True
36. 36.⚖️ 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) False (b) True
37. 37.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) sunlight (c) cling film (d) a balloon
38. 38.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
39. 39.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) a mirror (d) sunlight
40. 40.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed

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