Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 960 · 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) tiny ice cubes (b) a kind of smoke (c) water as a gas (d) salty water
2. 2.🛟 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
3. 3.⚖️ 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) False (b) True
4. 4.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) ice cubes (c) turmeric powder (d) cling film
5. 5.True or false: a pond icing over is freezing. (a) False (b) True
6. 6.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) cling film (c) a balloon (d) yeast
7. 7.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) slower (c) they turn to ice (d) faster
8. 8.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
9. 9.True or false: a battery cell is needed for the water cycle bowl. (a) False (b) True
10. 10.⚖️ 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) True (b) False
11. 11.💧 Which change is this: a puddle drying up? (a) melting (b) freezing (c) evaporation (d) condensation
12. 12.🧺 Which of these is not needed for the water cycle bowl? (a) a balloon (b) water (c) a big bowl (d) a small cup
13. 13.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a magnet (c) a big bowl (d) a battery cell
14. 14.⚖️ 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 the one thing we change. (a) False (b) True
15. 15.⚖️ 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 change it (b) we measure it (c) we keep it the same
16. 16.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) pour more water (c) slide on them (d) leave them wet
17. 17.⚖️ 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 cling film cover
18. 18.True or false: ice becoming water is evaporation. (a) True (b) False
19. 19.🔍 Which is the odd one out? (a) wet hair drying (b) wet clothes drying (c) dew on morning grass (d) sweat drying on skin
20. 20.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
21. 21.💧 Which of these is freezing? (a) sweat drying on skin (b) a pond icing over (c) a misty bathroom mirror (d) butter going runny
22. 22.⚖️ 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
23. 23.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
24. 24.⚖️ 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
25. 25.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
26. 26.True or false: ice cubes is needed for the water cycle bowl. (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 “the size of the bowl”? (a) we measure it (b) we change it (c) we keep it the same
28. 28.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) ice cubes (c) a big bowl (d) a mirror
30. 30.⚖️ 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) the time we wait (d) the amount of water
31. 31.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) it turns to salt (c) the water increases (d) some water evaporates
32. 32.⚖️ 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
33. 33.💧 Which of these is melting? (a) drops on a cold glass (b) a pond icing over (c) ice becoming water (d) dew on morning grass
34. 34.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) ice becoming water (d) a pond icing over
35. 35.True or false: sweat drying on skin is evaporation. (a) False (b) True
36. 36.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to salt (c) it turns to smoke (d) it turns to drops
37. 37.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) turmeric powder (c) a big bowl (d) cling film
38. 38.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
39. 39.🔮 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
40. 40.⚖️ 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 time we wait (b) sun or shade (c) how many drops form

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