Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 396 · 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.⚖️ 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
2. 2.True or false: water is 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? True or false: the time we wait is the one thing we change. (a) False (b) True
4. 4.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a mirror (b) sunlight (c) cling film (d) water
5. 5.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water is magnetic (c) it changes colour (d) hot water can scald
6. 6.🧺 Which of these is needed for the water cycle bowl? (a) ice cubes (b) a mirror (c) a balloon (d) a magnet
7. 7.True or false: drops on a cold glass is freezing. (a) True (b) False
8. 8.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) water (c) a magnet (d) ice cubes
9. 9.🧺 Which of these is needed for the water cycle bowl? (a) a big bowl (b) a mirror (c) a magnet (d) yeast
10. 10.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
11. 11.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) ice escapes the glass (c) the glass sweats (d) the glass leaks
12. 12.⚖️ 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 what we measure. (a) False (b) True
13. 13.True or false: a balloon is needed for the water cycle bowl. (a) False (b) True
14. 14.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a battery cell (c) cling film (d) a big bowl
15. 15.⚖️ 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 the one thing we change. (a) False (b) True
16. 16.⚖️ 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) how many drops form (b) the time we wait (c) sun or shade (d) the size of the bowl
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) ice cubes (c) a balloon (d) a small cup
18. 18.⚖️ 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 measure it (b) we keep it the same (c) we change it
19. 19.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
20. 20.💧 Which change is this: making ice lollies? (a) evaporation (b) freezing (c) condensation (d) melting
21. 21.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) some water evaporates (c) it turns to salt (d) the water increases
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 measure it (b) we keep it the same (c) we change it
23. 23.💧 Which change is this: drops on a cold glass? (a) condensation (b) melting (c) evaporation (d) freezing
24. 24.💧 Which change is this: a puddle drying up? (a) freezing (b) evaporation (c) melting (d) condensation
25. 25.True or false: butter going runny is melting. (a) True (b) False
26. 26.📘 What is water vapour? (a) salty water (b) tiny ice cubes (c) a kind of smoke (d) water as a gas
27. 27.⚖️ 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) False (b) True
28. 28.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) rain (b) sunshine (c) lightning (d) wind
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) turmeric powder (c) a small cup (d) a big bowl
30. 30.⚖️ 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
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.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a small cup (c) cling film (d) a balloon
33. 33.True or false: a puddle drying up is evaporation. (a) True (b) False
34. 34.⚖️ 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 amount of water (c) sun or shade
35. 35.⚖️ 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
36. 36.⚖️ 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
37. 37.🧺 Which of these is not needed for the water cycle bowl? (a) a magnet (b) ice cubes (c) cling film (d) a big bowl
38. 38.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
39. 39.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
40. 40.⚖️ 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

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