Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 427 · 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 “sun or shade”? (a) we change it (b) we measure it (c) we keep it the same
2. 2.⚖️ 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 what we measure. (a) False (b) True
3. 3.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
4. 4.⚖️ 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 keep it the same (b) we change it (c) we measure it
5. 5.🧺 Do we need a magnet for the water cycle bowl? (a) needed (b) not needed
6. 6.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is heavy (c) hot water is magnetic (d) hot water can scald
7. 7.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) wet hair drying (c) dew on morning grass (d) drops on a cold glass
8. 8.True or false: butter going runny is melting. (a) False (b) True
9. 9.🔍 Which is the odd one out? (a) water becoming ice (b) a puddle drying up (c) sweat drying on skin (d) wet hair drying
10. 10.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
11. 11.True or false: sweat drying on skin is freezing. (a) True (b) False
12. 12.💧 Which change is this: wet clothes drying? (a) condensation (b) melting (c) freezing (d) evaporation
13. 13.⚖️ 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 kept the same. (a) False (b) True
14. 14.📘 What is water vapour? (a) a kind of smoke (b) tiny ice cubes (c) salty water (d) water as a gas
15. 15.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
16. 16.🔍 Which is the odd one out? (a) butter going runny (b) ice becoming water (c) snow turning to water (d) sweat drying on skin
17. 17.🧺 Which of these is needed for the water cycle bowl? (a) water (b) a magnet (c) a battery cell (d) a balloon
18. 18.💧 Which change is this: drops under a pot lid? (a) melting (b) condensation (c) freezing (d) evaporation
19. 19.⚖️ 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) False (b) True
20. 20.⚖️ 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 what we measure. (a) True (b) False
21. 21.💧 Which of these is freezing? (a) ice becoming water (b) a puddle drying up (c) making ice lollies (d) wet clothes drying
22. 22.⚖️ 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 cling film cover (b) sun or shade (c) the amount of water (d) how many drops form
23. 23.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) fewer drops form (c) the water turns red (d) more drops form
24. 24.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to smoke (b) it disappears (c) it turns to salt (d) it turns to drops
25. 25.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) a big bowl (c) cling film (d) a balloon
26. 26.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) rain (b) wind (c) sunshine (d) lightning
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) sunlight (c) a big bowl (d) a mirror
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) ice cubes (c) cling film (d) a magnet
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) sun or shade (b) the amount of water (c) how many drops form
30. 30.🔍 Which is the odd one out? (a) dew on morning grass (b) a puddle drying up (c) drops on a cold glass (d) a misty bathroom mirror
31. 31.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
32. 32.⚖️ 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 amount of water (b) the time we wait (c) sun or shade (d) how many drops form
33. 33.⚖️ 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) sun or shade (b) the cling film cover (c) how many drops form
34. 34.True or false: sunlight is needed for the water cycle bowl. (a) False (b) True
35. 35.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) wipe them dry (c) slide on them (d) pour more water
36. 36.True or false: a mirror is needed for the water cycle bowl. (a) True (b) False
37. 37.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a small cup (c) turmeric powder (d) water
38. 38.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) sunlight (c) a battery cell (d) ice cubes
39. 39.💧 Which change is this: a puddle drying up? (a) freezing (b) melting (c) evaporation (d) condensation
40. 40.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True

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