Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 650 · 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.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
2. 2.True or false: a pond icing over is freezing. (a) True (b) False
3. 3.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
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 cling film cover”? (a) we measure it (b) we keep it the same (c) we change it
5. 5.⚖️ 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 what we measure. (a) False (b) True
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) a big bowl (c) a small cup (d) sunlight
7. 7.💧 In the covered bowl, where does the water vapour come from? (a) the cling film (b) water warmed by the Sun (c) the bowl itself (d) the air outside
8. 8.⚖️ 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) how many drops form (b) sun or shade (c) the size of the bowl (d) the time we wait
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 of these is freezing? (a) dew on morning grass (b) water becoming ice (c) a misty bathroom mirror (d) snow turning to water
11. 11.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) slower (c) they never dry (d) faster
12. 12.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) ice cubes (c) a battery cell (d) yeast
13. 13.🔮 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) some water evaporates (d) it turns to ice
14. 14.True or false: drops on a cold glass is melting. (a) True (b) False
15. 15.💧 Which of these is condensation? (a) a misty bathroom mirror (b) ice becoming water (c) wet hair drying (d) snow turning to water
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a balloon (c) cling film (d) a small cup
17. 17.💧 Which of these is melting? (a) wet clothes drying (b) a misty bathroom mirror (c) butter going runny (d) water becoming ice
18. 18.True or false: drops under a pot lid is melting. (a) True (b) False
19. 19.⚖️ 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 kept the same. (a) True (b) False
20. 20.True or false: a battery cell is needed for the water cycle bowl. (a) True (b) False
21. 21.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
22. 22.⚖️ 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 cling film cover (b) the time we wait (c) the size of the bowl (d) how many drops form
23. 23.💧 Which of these is evaporation? (a) water becoming ice (b) butter going runny (c) a misty bathroom mirror (d) wet clothes drying
24. 24.⚖️ 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
25. 25.📘 What is water vapour? (a) tiny ice cubes (b) a kind of smoke (c) water as a gas (d) salty water
26. 26.💧 Which of these is melting? (a) a misty bathroom mirror (b) wet clothes drying (c) ice becoming water (d) a pond icing over
27. 27.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) yeast (c) cling film (d) a mirror
28. 28.True or false: ice becoming water is melting. (a) True (b) False
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) yeast (c) a small cup (d) sunlight
30. 30.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is what we measure. (a) True (b) False
31. 31.True or false: wet clothes drying is freezing. (a) True (b) False
32. 32.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) sunlight (c) a battery cell (d) a small cup
33. 33.True or false: wet hair drying is evaporation. (a) False (b) True
34. 34.🔍 Which is the odd one out? (a) a pond icing over (b) water becoming ice (c) drops on a cold glass (d) making ice lollies
35. 35.True or false: making ice lollies is melting. (a) False (b) True
36. 36.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) ice escapes the glass (c) the glass leaks (d) vapour in air cools
37. 37.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) sunlight (c) a mirror (d) ice cubes
38. 38.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) cling film (c) turmeric powder (d) a small cup
39. 39.⚖️ 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
40. 40.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) sunlight (c) a big bowl (d) water

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