Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 298 · 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.💧 In the covered bowl, where does the water vapour come from? (a) the cling film (b) the air outside (c) water warmed by the Sun (d) the bowl itself
2. 2.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) lightning (b) rain (c) wind (d) sunshine
3. 3.🔍 Which is the odd one out? (a) water becoming ice (b) wet clothes drying (c) a pond icing over (d) making ice lollies
4. 4.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) cling film (c) water (d) sunlight
5. 5.⚖️ 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
6. 6.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) the bowl freezes (c) the water turns red (d) fewer drops form
7. 7.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water can scald (c) hot water is heavy (d) hot water is magnetic
8. 8.💧 Which of these is freezing? (a) a pond icing over (b) wet clothes drying (c) dew on morning grass (d) drops on a cold glass
9. 9.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) they never dry (c) faster (d) slower
10. 10.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “the cling film cover”? (a) we change it (b) we measure it (c) we keep it the same
11. 11.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) sunlight (c) ice cubes (d) a mirror
12. 12.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a balloon (c) cling film (d) a battery cell
13. 13.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) ice cubes (c) water (d) a balloon
14. 14.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
15. 15.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a battery cell (b) water (c) cling film (d) sunlight
16. 16.⚖️ 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 the one thing we change. (a) True (b) False
17. 17.🔍 Which is the odd one out? (a) dew on morning grass (b) sweat drying on skin (c) a misty bathroom mirror (d) drops under a pot lid
18. 18.📘 What is water vapour? (a) salty water (b) a kind of smoke (c) tiny ice cubes (d) water as a gas
19. 19.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) slide on them (c) pour more water (d) wipe them dry
20. 20.💧 Which of these is condensation? (a) a misty bathroom mirror (b) butter going runny (c) wet hair drying (d) a puddle drying up
21. 21.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
22. 22.⚖️ 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) False (b) True
23. 23.💧 Which change is this: butter going runny? (a) freezing (b) condensation (c) evaporation (d) melting
24. 24.⚖️ 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) how many drops form (b) the time we wait (c) sun or shade (d) the amount of water
25. 25.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) a pond icing over (d) ice becoming water
26. 26.⚖️ 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 change it (c) we keep it the same
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) yeast (c) cling film (d) a small cup
28. 28.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
29. 29.True or false: a battery cell is not needed for the water cycle bowl. (a) False (b) True
30. 30.⚖️ 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 keep it the same (b) we change it (c) we measure it
31. 31.🔍 Which is the odd one out? (a) drops under a pot lid (b) a misty bathroom mirror (c) water becoming ice (d) drops on a cold glass
32. 32.💧 Which change is this: a pond icing over? (a) melting (b) evaporation (c) condensation (d) freezing
33. 33.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) turmeric powder (d) a big bowl
34. 34.💧 Which change is this: wet hair drying? (a) condensation (b) melting (c) freezing (d) evaporation
35. 35.⚖️ 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 measure it (c) we keep it the same
36. 36.🔍 Which is the odd one out? (a) drops under a pot lid (b) dew on morning grass (c) snow turning to water (d) drops on a cold glass
37. 37.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
38. 38.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
39. 39.True or false: a puddle drying up is condensation. (a) True (b) False
40. 40.True or false: a mirror is not needed for the water cycle bowl. (a) True (b) False

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