Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 918 · 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 not needed for the water cycle bowl. (a) True (b) False
2. 2.🔮 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) slower (d) faster
3. 3.True or false: water becoming ice is condensation. (a) True (b) False
4. 4.🛟 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
5. 5.⚖️ 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
6. 6.⚖️ 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) how many drops form (c) the time we wait
7. 7.⚖️ 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
8. 8.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is kept the same. (a) True (b) False
9. 9.💧 Which change is this: snow turning to water? (a) evaporation (b) freezing (c) melting (d) condensation
10. 10.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
11. 11.True or false: cling film is needed for the water cycle bowl. (a) True (b) False
12. 12.True or false: a puddle drying up is condensation. (a) True (b) False
13. 13.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
14. 14.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) cling film (c) a big bowl (d) a magnet
15. 15.💧 Which of these is melting? (a) a misty bathroom mirror (b) a pond icing over (c) ice becoming water (d) drops on a cold glass
16. 16.⚖️ 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 cling film cover (c) sun or shade
17. 17.💧 Which change is this: ice becoming water? (a) freezing (b) condensation (c) melting (d) evaporation
18. 18.⚖️ 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
19. 19.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
20. 20.🔍 Which is the odd one out? (a) making ice lollies (b) a pond icing over (c) water becoming ice (d) wet clothes drying
21. 21.⚖️ 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) sun or shade (b) the amount of water (c) the time we wait (d) how many drops form
22. 22.⚖️ 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 the one thing we change. (a) True (b) False
23. 23.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
24. 24.🛟 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
25. 25.⚖️ 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 change it (c) we measure it
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 cling film cover”? (a) we change it (b) we measure it (c) we keep it the same
27. 27.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) lightning (b) sunshine (c) rain (d) wind
28. 28.📘 What is water vapour? (a) a kind of smoke (b) tiny ice cubes (c) salty water (d) water as a gas
29. 29.True or false: making ice lollies is melting. (a) False (b) True
30. 30.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
31. 31.⚖️ 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) False (b) True
32. 32.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True
33. 33.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) water (d) a balloon
34. 34.⚖️ 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) False (b) True
35. 35.💧 Which change is this: dew on morning grass? (a) evaporation (b) condensation (c) freezing (d) melting
36. 36.💧 Which of these is freezing? (a) water becoming ice (b) wet clothes drying (c) ice becoming water (d) drops under a pot lid
37. 37.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass leaks (c) vapour in air cools (d) the glass sweats
38. 38.⚖️ 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
39. 39.💧 Which change is this: a puddle drying up? (a) condensation (b) melting (c) evaporation (d) freezing
40. 40.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed

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