Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 55 · 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) a kind of smoke (b) salty water (c) water as a gas (d) tiny ice cubes
2. 2.⚖️ 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
3. 3.⚖️ 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) True (b) False
4. 4.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
5. 5.⚖️ 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 amount of water (b) how many drops form (c) sun or shade (d) the size of the bowl
6. 6.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) it changes colour (c) hot water is heavy (d) hot water can scald
7. 7.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) cling film (c) a mirror (d) a balloon
8. 8.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) turmeric powder (c) a small cup (d) water
9. 9.💧 Which of these is evaporation? (a) ice becoming water (b) wet clothes drying (c) butter going runny (d) drops under a pot lid
10. 10.🔍 Which is the odd one out? (a) water becoming ice (b) making ice lollies (c) a pond icing over (d) a misty bathroom mirror
11. 11.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
12. 12.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) the water increases (c) some water evaporates (d) it turns to ice
13. 13.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
14. 14.💧 Which of these is melting? (a) snow turning to water (b) water becoming ice (c) a puddle drying up (d) a pond icing over
15. 15.⚖️ 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) how many drops form (c) the size of the bowl (d) sun or shade
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a mirror (c) sunlight (d) water
17. 17.🔮 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
18. 18.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
19. 19.⚖️ 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
20. 20.True or false: yeast is not needed for the water cycle bowl. (a) False (b) True
21. 21.🧺 Which of these is not needed for the water cycle bowl? (a) a battery cell (b) ice cubes (c) a big bowl (d) water
22. 22.⚖️ 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 change it (b) we keep it the same (c) we measure it
23. 23.True or false: making ice lollies is evaporation. (a) False (b) True
24. 24.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
25. 25.⚖️ 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 amount of water (b) how many drops form (c) sun or shade
26. 26.True or false: making ice lollies is condensation. (a) False (b) True
27. 27.⚖️ 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 the one thing we change. (a) True (b) False
28. 28.🧺 Do we need sunlight 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) ice cubes (b) sunlight (c) a magnet (d) a small cup
30. 30.💧 Which change is this: wet hair drying? (a) freezing (b) melting (c) evaporation (d) condensation
31. 31.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
32. 32.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a magnet (c) cling film (d) a small cup
33. 33.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is what we measure. (a) True (b) False
34. 34.True or false: a mirror is not needed for the water cycle bowl. (a) False (b) True
35. 35.💧 Which change is this: a misty bathroom mirror? (a) condensation (b) freezing (c) evaporation (d) melting
36. 36.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
37. 37.💧 Which of these is evaporation? (a) drops under a pot lid (b) ice becoming water (c) wet hair drying (d) a misty bathroom mirror
38. 38.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False
39. 39.True or false: drops on a cold glass is evaporation. (a) False (b) True
40. 40.🔍 Which is the odd one out? (a) drops on a cold glass (b) drops under a pot lid (c) a puddle drying up (d) a misty bathroom mirror

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