Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 311 · 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: a balloon is not needed for the water cycle bowl. (a) False (b) True
2. 2.⚖️ 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 time we wait (b) sun or shade (c) how many drops form
3. 3.⚖️ 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) True (b) False
4. 4.True or false: a battery cell is needed for the water cycle bowl. (a) False (b) True
5. 5.🧺 Which of these is needed for the water cycle bowl? (a) a small cup (b) a mirror (c) yeast (d) turmeric powder
6. 6.⚖️ 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) how many drops form (b) sun or shade (c) the amount of water (d) the cling film cover
7. 7.💧 Which change is this: a misty bathroom mirror? (a) evaporation (b) freezing (c) melting (d) condensation
8. 8.💧 Which of these is evaporation? (a) dew on morning grass (b) a puddle drying up (c) snow turning to water (d) drops on a cold glass
9. 9.⚖️ 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
10. 10.💧 Which change is this: butter going runny? (a) evaporation (b) melting (c) freezing (d) condensation
11. 11.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) sunlight (c) ice cubes (d) yeast
12. 12.📘 What is water vapour? (a) a kind of smoke (b) tiny ice cubes (c) salty water (d) water as a gas
13. 13.⚖️ 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 change it (c) we keep it the same
14. 14.⚖️ 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 kept the same. (a) True (b) False
15. 15.⚖️ 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 keep it the same (b) we measure it (c) we change it
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) cling film (c) ice cubes (d) sunlight
17. 17.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
18. 18.🛟 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
19. 19.💧 Which change is this: wet clothes drying? (a) freezing (b) melting (c) condensation (d) evaporation
20. 20.⚖️ 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
21. 21.🔮 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
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a mirror (b) a big bowl (c) a small cup (d) cling film
23. 23.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) they turn to ice (c) faster (d) slower
24. 24.True or false: ice cubes is needed for the water cycle bowl. (a) False (b) True
25. 25.⚖️ 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
26. 26.💧 Which of these is freezing? (a) a misty bathroom mirror (b) snow turning to water (c) wet clothes drying (d) water becoming ice
27. 27.⚖️ 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
28. 28.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a mirror (c) a big bowl (d) a balloon
29. 29.True or false: a magnet is needed for the water cycle bowl. (a) True (b) False
30. 30.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the air outside (c) the cling film (d) the bowl itself
31. 31.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) ice cubes (c) a battery cell (d) cling film
32. 32.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
33. 33.True or false: butter going runny is evaporation. (a) True (b) False
34. 34.🔍 Which is the odd one out? (a) wet hair drying (b) drops on a cold glass (c) sweat drying on skin (d) a puddle drying up
35. 35.⚖️ 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
36. 36.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a big bowl (c) sunlight (d) turmeric powder
37. 37.True or false: wet hair drying is melting. (a) True (b) False
38. 38.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) cling film (c) water (d) a balloon
39. 39.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) ice cubes (c) a mirror (d) a small cup
40. 40.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the water turns red (c) more drops form (d) the bowl freezes

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