Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 279 · 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 not needed for the water cycle bowl? (a) a battery cell (b) a big bowl (c) a small cup (d) cling film
2. 2.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) sunlight (c) ice cubes (d) a big bowl
3. 3.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True
4. 4.💧 Which change is this: a misty bathroom mirror? (a) melting (b) evaporation (c) freezing (d) condensation
5. 5.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) vapour in air cools (c) ice escapes the glass (d) the glass leaks
6. 6.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) yeast (c) a mirror (d) sunlight
7. 7.💧 Which of these is freezing? (a) drops under a pot lid (b) making ice lollies (c) snow turning to water (d) wet clothes drying
8. 8.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) slower (c) they turn to ice (d) they never dry
9. 9.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a mirror (c) turmeric powder (d) water
10. 10.True or false: yeast is needed for the water cycle bowl. (a) True (b) False
11. 11.📘 What is water vapour? (a) tiny ice cubes (b) salty water (c) water as a gas (d) a kind of smoke
12. 12.⚖️ 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) True (b) False
13. 13.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
14. 14.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to smoke (c) it turns to drops (d) it turns to salt
15. 15.🛟 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
16. 16.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
17. 17.⚖️ 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) the time we wait (c) the size of the bowl (d) the cling film cover
18. 18.💧 Which of these is condensation? (a) wet clothes drying (b) a pond icing over (c) making ice lollies (d) drops on a cold glass
19. 19.⚖️ 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) True (b) False
20. 20.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
21. 21.💧 Which of these is melting? (a) sweat drying on skin (b) water becoming ice (c) drops under a pot lid (d) ice becoming water
22. 22.True or false: drops under a pot lid is condensation. (a) False (b) True
23. 23.💧 Which change is this: water becoming ice? (a) freezing (b) melting (c) evaporation (d) condensation
24. 24.⚖️ 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 time we wait (b) the cling film cover (c) sun or shade (d) the amount of water
25. 25.💧 Which of these is evaporation? (a) a pond icing over (b) snow turning to water (c) a puddle drying up (d) butter going runny
26. 26.True or false: cling film is needed for the water cycle bowl. (a) False (b) True
27. 27.True or false: a pond icing over is freezing. (a) False (b) True
28. 28.⚖️ 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 cling film cover (b) how many drops form (c) sun or shade
29. 29.⚖️ 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) how many drops form (b) the amount of water (c) sun or shade
30. 30.True or false: a small cup is not needed for the water cycle bowl. (a) True (b) False
31. 31.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) the water increases (c) it turns to ice (d) it turns to salt
32. 32.💧 Which change is this: ice becoming water? (a) evaporation (b) freezing (c) condensation (d) melting
33. 33.💧 Which change is this: butter going runny? (a) evaporation (b) melting (c) freezing (d) condensation
34. 34.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) the water turns red (c) fewer drops form (d) the bowl freezes
35. 35.🧺 Which of these is not needed for the water cycle bowl? (a) yeast (b) a big bowl (c) water (d) sunlight
36. 36.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
37. 37.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) rain (c) lightning (d) wind
38. 38.💧 Which of these is condensation? (a) water becoming ice (b) butter going runny (c) dew on morning grass (d) wet clothes drying
39. 39.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
40. 40.True or false: turmeric powder is needed for the water cycle bowl. (a) True (b) False

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