Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 508 · 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.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a balloon (c) a magnet (d) a big bowl
2. 2.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
3. 3.⚖️ 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
4. 4.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) turmeric powder (c) cling film (d) a small cup
5. 5.True or false: dew on morning grass is evaporation. (a) True (b) False
6. 6.⚖️ 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) sun or shade (c) the cling film cover (d) the size of the bowl
7. 7.⚖️ 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
8. 8.💧 Which change is this: wet hair drying? (a) condensation (b) freezing (c) evaporation (d) melting
9. 9.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) rain (c) wind (d) lightning
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 time we wait”? (a) we change it (b) we measure it (c) we keep it the same
11. 11.🔮 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
12. 12.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
13. 13.⚖️ 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) True (b) False
14. 14.⚖️ 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
15. 15.True or false: a puddle drying up is melting. (a) False (b) True
16. 16.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) sunlight (c) a mirror (d) ice cubes
17. 17.💧 Which change is this: water becoming ice? (a) freezing (b) evaporation (c) melting (d) condensation
18. 18.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
19. 19.True or false: sweat drying on skin is melting. (a) True (b) False
20. 20.🔍 Which is the odd one out? (a) ice becoming water (b) wet hair drying (c) a puddle drying up (d) wet clothes drying
21. 21.💧 Which of these is freezing? (a) dew on morning grass (b) ice becoming water (c) a pond icing over (d) wet clothes drying
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 change it (b) we keep it the same (c) we measure it
23. 23.🔍 Which is the odd one out? (a) wet hair drying (b) a puddle drying up (c) wet clothes drying (d) a pond icing over
24. 24.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to ice (c) some water evaporates (d) it turns to salt
25. 25.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a big bowl (c) a small cup (d) turmeric powder
26. 26.💧 Which of these is condensation? (a) a puddle drying up (b) drops on a cold glass (c) water becoming ice (d) making ice lollies
27. 27.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a big bowl (c) a magnet (d) ice cubes
29. 29.True or false: wet clothes drying is evaporation. (a) False (b) True
30. 30.💧 In the covered bowl, where does the water vapour come from? (a) the air outside (b) water warmed by the Sun (c) the bowl itself (d) the cling film
31. 31.🔍 Which is the odd one out? (a) a puddle drying up (b) drops under a pot lid (c) dew on morning grass (d) a misty bathroom mirror
32. 32.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) ice cubes (c) a magnet (d) a big bowl
33. 33.💧 Which of these is evaporation? (a) drops on a cold glass (b) water becoming ice (c) dew on morning grass (d) wet hair drying
34. 34.True or false: water becoming ice is melting. (a) True (b) False
35. 35.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a mirror (b) a small cup (c) water (d) a big bowl
36. 36.🔍 Which is the odd one out? (a) wet clothes drying (b) sweat drying on skin (c) a puddle drying up (d) dew on morning grass
37. 37.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) more drops form (c) the bowl freezes (d) fewer drops form
38. 38.📘 What is water vapour? (a) a kind of smoke (b) tiny ice cubes (c) salty water (d) water as a gas
39. 39.⚖️ 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
40. 40.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed

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