Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 529 · 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.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) sunshine (c) rain (d) lightning
2. 2.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) a battery cell (c) a small cup (d) ice cubes
3. 3.True or false: drops under a pot lid is melting. (a) True (b) False
4. 4.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) wipe them dry (c) pour more water (d) leave them wet
5. 5.⚖️ 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) how many drops form (c) the cling film cover (d) sun or shade
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.⚖️ 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) True (b) False
8. 8.💧 Which of these is freezing? (a) a misty bathroom mirror (b) sweat drying on skin (c) ice becoming water (d) water becoming ice
9. 9.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) turmeric powder (c) a big bowl (d) water
10. 10.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
11. 11.🧺 Which of these is needed for the water cycle bowl? (a) sunlight (b) yeast (c) a battery cell (d) a balloon
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a small cup (c) a big bowl (d) a balloon
13. 13.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) cling film (c) a magnet (d) sunlight
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 kept the same. (a) True (b) False
15. 15.🔍 Which is the odd one out? (a) ice becoming water (b) wet clothes drying (c) butter going runny (d) snow turning to water
16. 16.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
17. 17.True or false: a puddle drying up is freezing. (a) True (b) False
18. 18.📘 What is water vapour? (a) tiny ice cubes (b) water as a gas (c) a kind of smoke (d) salty water
19. 19.💧 Which change is this: drops under a pot lid? (a) evaporation (b) freezing (c) condensation (d) melting
20. 20.True or false: a pond icing over is evaporation. (a) True (b) False
21. 21.💧 Which change is this: drops on a cold glass? (a) freezing (b) melting (c) evaporation (d) condensation
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 measure it (b) we keep it the same (c) we change it
23. 23.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
24. 24.⚖️ 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
25. 25.True or false: a pond icing over is freezing. (a) True (b) False
26. 26.True or false: a misty bathroom mirror is condensation. (a) True (b) False
27. 27.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a big bowl (c) sunlight (d) a mirror
28. 28.💧 Which of these is melting? (a) butter going runny (b) sweat drying on skin (c) wet hair drying (d) a pond icing over
29. 29.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it disappears (c) it turns to salt (d) it turns to smoke
30. 30.True or false: sweat drying on skin is evaporation. (a) False (b) True
31. 31.True or false: a battery cell is needed for the water cycle bowl. (a) False (b) True
32. 32.💧 Which of these is evaporation? (a) wet clothes drying (b) drops under a pot lid (c) snow turning to water (d) drops on a cold glass
33. 33.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) cling film (c) a mirror (d) ice cubes
34. 34.🧺 Which of these is needed for the water cycle bowl? (a) water (b) a magnet (c) a balloon (d) yeast
35. 35.⚖️ 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
36. 36.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
37. 37.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
38. 38.🔍 Which is the odd one out? (a) wet hair drying (b) butter going runny (c) snow turning to water (d) ice becoming water
39. 39.🔍 Which is the odd one out? (a) drops on a cold glass (b) dew on morning grass (c) a puddle drying up (d) drops under a pot lid
40. 40.True or false: ice becoming water is melting. (a) True (b) False

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