Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 810 · 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) a balloon (b) yeast (c) a magnet (d) a big bowl
2. 2.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) pour more water (c) wipe them dry (d) slide on them
3. 3.🔍 Which is the odd one out? (a) ice becoming water (b) butter going runny (c) wet hair drying (d) snow turning to water
4. 4.💧 Which change is this: butter going runny? (a) condensation (b) freezing (c) melting (d) evaporation
5. 5.⚖️ 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 keep it the same (b) we measure it (c) we change it
6. 6.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) vapour in air cools (c) ice escapes the glass (d) the glass leaks
7. 7.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
8. 8.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
9. 9.⚖️ 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
10. 10.🔍 Which is the odd one out? (a) a puddle drying up (b) sweat drying on skin (c) butter going runny (d) wet hair drying
11. 11.📘 What is water vapour? (a) tiny ice cubes (b) salty water (c) a kind of smoke (d) water as a gas
12. 12.🧺 Which of these is needed for the water cycle bowl? (a) water (b) yeast (c) a magnet (d) a battery cell
13. 13.🔍 Which is the odd one out? (a) dew on morning grass (b) drops under a pot lid (c) water becoming ice (d) drops on a cold glass
14. 14.⚖️ 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 keep it the same (c) we change it
15. 15.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
16. 16.⚖️ 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) False (b) True
17. 17.True or false: butter going runny is melting. (a) False (b) True
18. 18.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) slower (c) they never dry (d) they turn to ice
19. 19.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
20. 20.💧 Which of these is evaporation? (a) a puddle drying up (b) dew on morning grass (c) butter going runny (d) a pond icing over
21. 21.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) it changes colour (c) hot water can scald (d) hot water is magnetic
22. 22.🔍 Which is the odd one out? (a) water becoming ice (b) making ice lollies (c) snow turning to water (d) a pond icing over
23. 23.⚖️ 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 keep it the same (b) we change it (c) we measure it
24. 24.💧 Which of these is melting? (a) wet hair drying (b) butter going runny (c) water becoming ice (d) wet clothes drying
25. 25.💧 In the covered bowl, where does the water vapour come from? (a) the air outside (b) the cling film (c) water warmed by the Sun (d) the bowl itself
26. 26.True or false: drops on a cold glass is melting. (a) False (b) True
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) ice cubes (c) a big bowl (d) water
28. 28.⚖️ 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
29. 29.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
30. 30.True or false: a balloon is not needed for the water cycle bowl. (a) False (b) True
31. 31.⚖️ 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
32. 32.🔍 Which is the odd one out? (a) snow turning to water (b) ice becoming water (c) a puddle drying up (d) butter going runny
33. 33.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) sunlight (c) a magnet (d) water
34. 34.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
35. 35.🔍 Which is the odd one out? (a) drops on a cold glass (b) dew on morning grass (c) a misty bathroom mirror (d) a pond icing over
36. 36.💧 Which change is this: a puddle drying up? (a) condensation (b) melting (c) evaporation (d) freezing
37. 37.True or false: turmeric powder is needed for the water cycle bowl. (a) False (b) True
38. 38.⚖️ 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) sun or shade (c) the time we wait
39. 39.⚖️ 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) sun or shade (b) the size of the bowl (c) the cling film cover (d) how many drops form
40. 40.True or false: ice becoming water is melting. (a) False (b) True

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