Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 495 · 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.True or false: water is needed for the water cycle bowl. (a) False (b) True
2. 2.💧 Which of these is condensation? (a) a puddle drying up (b) water becoming ice (c) dew on morning grass (d) wet clothes drying
3. 3.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: how many drops form is what we measure. (a) True (b) False
4. 4.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) leave them wet (c) slide on them (d) wipe them dry
5. 5.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) more drops form (c) the water turns red (d) the bowl freezes
6. 6.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) sunshine (c) rain (d) lightning
7. 7.True or false: a puddle drying up is freezing. (a) True (b) False
8. 8.⚖️ 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 measure it (b) we change it (c) we keep it the same
9. 9.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
10. 10.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) ice becoming water (d) drops under a pot lid
11. 11.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is heavy (c) hot water is magnetic (d) it changes colour
12. 12.True or false: water is not needed for the water cycle bowl. (a) True (b) False
13. 13.True or false: a balloon is not needed for the water cycle bowl. (a) False (b) True
14. 14.💧 Which of these is freezing? (a) sweat drying on skin (b) a misty bathroom mirror (c) drops under a pot lid (d) water becoming ice
15. 15.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
16. 16.True or false: a mirror is needed for the water cycle bowl. (a) True (b) False
17. 17.📘 What is water vapour? (a) water as a gas (b) salty water (c) tiny ice cubes (d) a kind of smoke
18. 18.💧 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
19. 19.🔍 Which is the odd one out? (a) drops under a pot lid (b) drops on a cold glass (c) making ice lollies (d) a misty bathroom mirror
20. 20.True or false: butter going runny is melting. (a) True (b) False
21. 21.💧 Which change is this: water becoming ice? (a) condensation (b) melting (c) evaporation (d) freezing
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a big bowl (c) a balloon (d) water
23. 23.💧 Which change is this: sweat drying on skin? (a) freezing (b) condensation (c) melting (d) evaporation
24. 24.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) ice becoming water (d) a pond icing over
25. 25.⚖️ 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
26. 26.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “the amount of water”? (a) we change it (b) we keep it the same (c) we measure it
27. 27.⚖️ 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) the amount of water (c) how many drops form (d) sun or shade
28. 28.💧 Which change is this: a puddle drying up? (a) freezing (b) evaporation (c) condensation (d) melting
29. 29.🔍 Which is the odd one out? (a) a puddle drying up (b) drops under a pot lid (c) drops on a cold glass (d) a misty bathroom mirror
30. 30.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
31. 31.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) vapour in air cools (c) the glass sweats (d) ice escapes the glass
32. 32.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) slower (c) they never dry (d) faster
33. 33.⚖️ 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 measure it (c) we change it
34. 34.🔍 Which is the odd one out? (a) a puddle drying up (b) ice becoming water (c) sweat drying on skin (d) wet hair drying
35. 35.🧺 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) a big bowl
36. 36.⚖️ 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 size of the bowl (c) how many drops form
37. 37.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) ice cubes (c) a mirror (d) sunlight
38. 38.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) water (c) a balloon (d) a small cup
39. 39.⚖️ 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) False (b) True
40. 40.⚖️ 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) how many drops form (b) the time we wait (c) sun or shade

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