Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 177 · 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.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a magnet (c) a small cup (d) a balloon
2. 2.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) cling film (c) a mirror (d) a small cup
3. 3.⚖️ 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 measure it (b) we keep it the same (c) we change it
4. 4.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) the bowl freezes (c) the water turns red (d) fewer drops form
5. 5.True or false: wet clothes drying is evaporation. (a) False (b) True
6. 6.🔮 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
7. 7.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) turmeric powder (c) a big bowl (d) water
8. 8.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) slower (c) they never dry (d) they turn to ice
9. 9.💧 Which change is this: drops on a cold glass? (a) freezing (b) melting (c) condensation (d) evaporation
10. 10.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to smoke (b) it turns to salt (c) it turns to drops (d) it disappears
11. 11.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) a small cup (d) a balloon
12. 12.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) vapour in air cools (c) the glass leaks (d) ice escapes the glass
13. 13.🔍 Which is the odd one out? (a) snow turning to water (b) sweat drying on skin (c) a puddle drying up (d) wet clothes drying
14. 14.🛟 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
15. 15.💧 Which change is this: wet clothes drying? (a) evaporation (b) freezing (c) condensation (d) melting
16. 16.True or false: yeast is not needed for the water cycle bowl. (a) False (b) True
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a magnet (c) water (d) sunlight
18. 18.⚖️ 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 change it (b) we keep it the same (c) we measure it
19. 19.💧 Which change is this: water becoming ice? (a) condensation (b) evaporation (c) freezing (d) melting
20. 20.🔍 Which is the odd one out? (a) drops on a cold glass (b) drops under a pot lid (c) water becoming ice (d) dew on morning grass
21. 21.💧 Which of these is condensation? (a) sweat drying on skin (b) drops under a pot lid (c) butter going runny (d) wet hair drying
22. 22.True or false: a big bowl is not needed for the water cycle bowl. (a) True (b) False
23. 23.⚖️ 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) sun or shade (c) how many drops form (d) the cling film cover
24. 24.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) leave them wet (c) wipe them dry (d) pour more water
25. 25.📘 What is water vapour? (a) a kind of smoke (b) salty water (c) water as a gas (d) tiny ice cubes
26. 26.🔍 Which is the odd one out? (a) dew on morning grass (b) drops under a pot lid (c) wet clothes drying (d) a misty bathroom mirror
27. 27.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) the air outside (c) water warmed by the Sun (d) the cling film
28. 28.True or false: dew on morning grass is melting. (a) False (b) True
29. 29.💧 Which of these is melting? (a) sweat drying on skin (b) wet clothes drying (c) a pond icing over (d) ice becoming water
30. 30.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) turmeric powder (c) a balloon (d) sunlight
31. 31.🔍 Which is the odd one out? (a) wet clothes drying (b) ice becoming water (c) wet hair drying (d) sweat drying on skin
32. 32.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a battery cell (c) a big bowl (d) ice cubes
33. 33.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
34. 34.💧 Which of these is evaporation? (a) drops under a pot lid (b) making ice lollies (c) a misty bathroom mirror (d) wet hair drying
35. 35.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) a magnet (c) ice cubes (d) sunlight
36. 36.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
37. 37.⚖️ 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) sun or shade (c) the amount of water (d) how many drops form
38. 38.🔍 Which is the odd one out? (a) making ice lollies (b) water becoming ice (c) sweat drying on skin (d) a pond icing over
39. 39.⚖️ 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 change it (b) we measure it (c) we keep it the same
40. 40.💧 Which change is this: dew on morning grass? (a) condensation (b) melting (c) evaporation (d) freezing

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