Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 381 · 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? What do we do with “how many drops form”? (a) we change it (b) we keep it the same (c) we measure it
2. 2.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a magnet (c) a small cup (d) a mirror
3. 3.True or false: a misty bathroom mirror is condensation. (a) False (b) True
4. 4.⚖️ 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) the cling film cover (c) the time we wait (d) how many drops form
5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a battery cell (c) ice cubes (d) sunlight
6. 6.⚖️ 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) False (b) True
7. 7.⚖️ 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 size of the bowl (b) sun or shade (c) how many drops form
8. 8.🔍 Which is the odd one out? (a) snow turning to water (b) water becoming ice (c) butter going runny (d) ice becoming water
9. 9.True or false: cling film is needed for the water cycle bowl. (a) False (b) True
10. 10.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) turmeric powder (c) ice cubes (d) a big bowl
11. 11.⚖️ 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) sun or shade (c) the time we wait
12. 12.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) they never dry (c) they turn to ice (d) slower
13. 13.🔍 Which is the odd one out? (a) drops on a cold glass (b) dew on morning grass (c) drops under a pot lid (d) butter going runny
14. 14.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is magnetic (c) it changes colour (d) hot water is heavy
15. 15.True or false: snow turning to water is melting. (a) False (b) True
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) a small cup (c) cling film (d) a mirror
17. 17.💧 Which of these is evaporation? (a) wet clothes drying (b) drops on a cold glass (c) water becoming ice (d) a misty bathroom mirror
18. 18.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) more drops form (c) fewer drops form (d) the bowl freezes
19. 19.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
20. 20.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a magnet (c) a big bowl (d) a small cup
21. 21.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a mirror (c) yeast (d) cling film
22. 22.💧 Which change is this: wet hair drying? (a) evaporation (b) freezing (c) melting (d) condensation
23. 23.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) water (c) a balloon (d) a small cup
24. 24.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass sweats (c) vapour in air cools (d) the glass leaks
25. 25.💧 Which change is this: snow turning to water? (a) melting (b) condensation (c) freezing (d) evaporation
26. 26.True or false: water becoming ice is freezing. (a) False (b) True
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a big bowl (c) yeast (d) cling film
28. 28.💧 Which of these is freezing? (a) ice becoming water (b) water becoming ice (c) a puddle drying up (d) wet clothes drying
29. 29.⚖️ 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
30. 30.True or false: yeast is needed for the water cycle bowl. (a) True (b) False
31. 31.True or false: a balloon is needed for the water cycle bowl. (a) False (b) True
32. 32.📘 What is water vapour? (a) tiny ice cubes (b) a kind of smoke (c) water as a gas (d) salty water
33. 33.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to salt (c) it turns to drops (d) it turns to smoke
34. 34.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) wipe them dry (c) leave them wet (d) slide on them
35. 35.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
36. 36.💧 Which change is this: dew on morning grass? (a) melting (b) condensation (c) freezing (d) evaporation
37. 37.🔍 Which is the odd one out? (a) sweat drying on skin (b) a puddle drying up (c) wet clothes drying (d) making ice lollies
38. 38.⚖️ 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
39. 39.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a mirror (c) a big bowl (d) turmeric powder
40. 40.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True

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