Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 747 · 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.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a battery cell (b) a big bowl (c) water (d) a small cup
2. 2.True or false: water is needed for the water cycle bowl. (a) False (b) True
3. 3.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) hot water can scald (c) it changes colour (d) hot water is heavy
4. 4.True or false: a balloon is not needed for the water cycle bowl. (a) True (b) False
5. 5.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) slide on them (c) wipe them dry (d) leave them wet
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) ice cubes (d) a balloon
7. 7.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass sweats (c) the glass leaks (d) ice escapes the glass
8. 8.💧 Which change is this: sweat drying on skin? (a) melting (b) condensation (c) freezing (d) evaporation
9. 9.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
10. 10.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) water (c) a mirror (d) a big bowl
11. 11.⚖️ 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
12. 12.🧺 Do we need a magnet for the water cycle bowl? (a) needed (b) not needed
13. 13.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) cling film (c) yeast (d) a small cup
14. 14.🔍 Which is the odd one out? (a) water becoming ice (b) a puddle drying up (c) making ice lollies (d) a pond icing over
15. 15.True or false: dew on morning grass is condensation. (a) False (b) True
16. 16.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) the water increases (c) it turns to salt (d) some water evaporates
17. 17.⚖️ 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 size of the bowl
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 amount of water”? (a) we keep it the same (b) we measure it (c) we change it
19. 19.🔍 Which is the odd one out? (a) wet clothes drying (b) drops on a cold glass (c) drops under a pot lid (d) dew on morning grass
20. 20.💧 Which change is this: water becoming ice? (a) melting (b) freezing (c) evaporation (d) condensation
21. 21.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) lightning (b) sunshine (c) rain (d) wind
22. 22.⚖️ 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
23. 23.True or false: wet hair drying is condensation. (a) False (b) True
24. 24.💧 Which of these is freezing? (a) a puddle drying up (b) wet hair drying (c) butter going runny (d) making ice lollies
25. 25.💧 Which of these is condensation? (a) a misty bathroom mirror (b) snow turning to water (c) a puddle drying up (d) wet hair drying
26. 26.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
27. 27.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a small cup (c) a balloon (d) yeast
28. 28.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to smoke (b) it turns to salt (c) it turns to drops (d) it disappears
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a big bowl (c) a mirror (d) cling film
30. 30.⚖️ 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 keep it the same (c) we measure it
31. 31.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
32. 32.True or false: drops under a pot lid is freezing. (a) True (b) False
33. 33.💧 Which change is this: snow turning to water? (a) freezing (b) evaporation (c) condensation (d) melting
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 cling film cover (c) sun or shade
35. 35.🔍 Which is the odd one out? (a) a pond icing over (b) water becoming ice (c) dew on morning grass (d) making ice lollies
36. 36.💧 Which of these is evaporation? (a) a misty bathroom mirror (b) sweat drying on skin (c) ice becoming water (d) butter going runny
37. 37.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) cling film (c) turmeric powder (d) a battery cell
38. 38.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a magnet (c) yeast (d) a big bowl
39. 39.⚖️ 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 the one thing we change. (a) False (b) True
40. 40.True or false: a big bowl is needed for the water cycle bowl. (a) False (b) True

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