Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 219 · 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.📘 What is water vapour? (a) salty water (b) a kind of smoke (c) tiny ice cubes (d) water as a gas
2. 2.⚖️ 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 measure it (b) we keep it the same (c) we change it
3. 3.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
4. 4.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
5. 5.💧 Which of these is evaporation? (a) a pond icing over (b) ice becoming water (c) drops on a cold glass (d) wet hair drying
6. 6.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
7. 7.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is heavy (c) hot water can scald (d) hot water is magnetic
8. 8.⚖️ 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 the one thing we change. (a) False (b) True
9. 9.🔍 Which is the odd one out? (a) sweat drying on skin (b) a puddle drying up (c) dew on morning grass (d) wet clothes drying
10. 10.🔍 Which is the odd one out? (a) making ice lollies (b) water becoming ice (c) a pond icing over (d) drops on a cold glass
11. 11.⚖️ 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) the size of the bowl (c) sun or shade (d) the amount of water
12. 12.True or false: a pond icing over is evaporation. (a) False (b) True
13. 13.💧 Which change is this: making ice lollies? (a) evaporation (b) melting (c) condensation (d) freezing
14. 14.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) ice cubes (c) a small cup (d) yeast
15. 15.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) a balloon (c) a big bowl (d) water
16. 16.💧 Which of these is condensation? (a) a pond icing over (b) ice becoming water (c) a misty bathroom mirror (d) water becoming ice
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a battery cell (c) a small cup (d) sunlight
18. 18.💧 Which of these is freezing? (a) drops on a cold glass (b) water becoming ice (c) sweat drying on skin (d) wet hair drying
19. 19.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) ice escapes the glass (c) the glass leaks (d) the glass sweats
20. 20.True or false: sweat drying on skin is melting. (a) False (b) True
21. 21.True or false: water becoming ice is freezing. (a) False (b) True
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) turmeric powder (c) ice cubes (d) a big bowl
23. 23.True or false: a mirror is not needed for the water cycle bowl. (a) False (b) True
24. 24.💧 Which change is this: dew on morning grass? (a) freezing (b) condensation (c) melting (d) evaporation
25. 25.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) rain (c) lightning (d) sunshine
26. 26.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
27. 27.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) they never dry (c) faster (d) they turn to ice
28. 28.⚖️ 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) True (b) False
29. 29.⚖️ 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) False (b) True
30. 30.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to smoke (b) it disappears (c) it turns to drops (d) it turns to salt
31. 31.🧺 Which of these is needed for the water cycle bowl? (a) a small cup (b) a mirror (c) turmeric powder (d) a magnet
32. 32.True or false: turmeric powder is needed for the water cycle bowl. (a) True (b) False
33. 33.⚖️ 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 what we measure. (a) False (b) True
34. 34.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) water (c) cling film (d) a magnet
35. 35.💧 Which change is this: snow turning to water? (a) evaporation (b) condensation (c) melting (d) freezing
36. 36.⚖️ 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) how many drops form (c) the time we wait (d) sun or shade
37. 37.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a balloon (c) turmeric powder (d) a big bowl
38. 38.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) a battery cell (c) sunlight (d) water
39. 39.⚖️ 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 what we measure. (a) True (b) False
40. 40.💧 Which of these is freezing? (a) wet clothes drying (b) snow turning to water (c) butter going runny (d) a pond icing over

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