Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 281 · 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.⚖️ 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 size of the bowl (b) how many drops form (c) sun or shade (d) the cling film cover
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 kept the same. (a) False (b) True
3. 3.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
4. 4.🔍 Which is the odd one out? (a) water becoming ice (b) a pond icing over (c) wet clothes drying (d) making ice lollies
5. 5.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a magnet (c) a battery cell (d) ice cubes
6. 6.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) lightning (c) rain (d) sunshine
7. 7.⚖️ 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) how many drops form (c) the time we wait (d) the amount of water
8. 8.💧 Which of these is freezing? (a) dew on morning grass (b) a puddle drying up (c) making ice lollies (d) wet clothes drying
9. 9.⚖️ 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
10. 10.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) ice cubes (c) water (d) a battery cell
11. 11.🧺 Which of these is needed for the water cycle bowl? (a) a big bowl (b) a magnet (c) yeast (d) turmeric powder
12. 12.⚖️ 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) True (b) False
13. 13.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) a small cup (c) water (d) a battery cell
14. 14.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
15. 15.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) the bowl freezes (c) more drops form (d) fewer drops form
16. 16.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass leaks (c) the glass sweats (d) ice escapes the glass
17. 17.⚖️ 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
18. 18.⚖️ 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) False (b) True
19. 19.True or false: water is not needed for the water cycle bowl. (a) False (b) True
20. 20.🔮 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) the water increases (d) it turns to ice
21. 21.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) faster (c) slower (d) they never dry
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) turmeric powder (c) water (d) a big bowl
23. 23.💧 Which change is this: a misty bathroom mirror? (a) evaporation (b) condensation (c) freezing (d) melting
24. 24.⚖️ 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 keep it the same (b) we measure it (c) we change it
25. 25.True or false: wet hair drying is evaporation. (a) False (b) True
26. 26.True or false: a puddle drying up is evaporation. (a) False (b) True
27. 27.⚖️ 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 change it (c) we measure it
28. 28.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
29. 29.🔍 Which is the odd one out? (a) wet clothes drying (b) a puddle drying up (c) dew on morning grass (d) wet hair drying
30. 30.⚖️ 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 change it (b) we keep it the same (c) we measure it
31. 31.💧 Which of these is melting? (a) snow turning to water (b) dew on morning grass (c) a misty bathroom mirror (d) a puddle drying up
32. 32.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) slide on them (c) leave them wet (d) wipe them dry
33. 33.True or false: water becoming ice is melting. (a) False (b) True
34. 34.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) the cling film (c) the air outside (d) water warmed by the Sun
35. 35.📘 What is water vapour? (a) a kind of smoke (b) tiny ice cubes (c) salty water (d) water as a gas
36. 36.🔍 Which is the odd one out? (a) a puddle drying up (b) making ice lollies (c) a pond icing over (d) water becoming ice
37. 37.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False
38. 38.💧 Which change is this: butter going runny? (a) freezing (b) evaporation (c) condensation (d) melting
39. 39.True or false: making ice lollies is melting. (a) False (b) True
40. 40.💧 Which of these is melting? (a) butter going runny (b) making ice lollies (c) a puddle drying up (d) wet hair drying

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