Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 709 · 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: drops under a pot lid is condensation. (a) False (b) True
2. 2.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
3. 3.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
4. 4.⚖️ 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
5. 5.⚖️ 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) True (b) False
6. 6.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a mirror (c) a balloon (d) sunlight
7. 7.⚖️ 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
8. 8.⚖️ 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 amount of water (b) how many drops form (c) the time we wait (d) sun or shade
9. 9.⚖️ 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) True (b) False
10. 10.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) ice cubes (c) cling film (d) turmeric powder
11. 11.True or false: water is not needed for the water cycle bowl. (a) False (b) True
12. 12.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
13. 13.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a big bowl (c) turmeric powder (d) a balloon
14. 14.True or false: snow turning to water is evaporation. (a) True (b) False
15. 15.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to salt (c) some water evaporates (d) it turns to ice
16. 16.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) cling film (c) a magnet (d) a big bowl
17. 17.True or false: ice becoming water is melting. (a) True (b) False
18. 18.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
19. 19.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) wipe them dry (c) slide on them (d) leave them wet
20. 20.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a mirror (c) ice cubes (d) a battery cell
21. 21.True or false: butter going runny is melting. (a) False (b) True
22. 22.💧 Which change is this: making ice lollies? (a) evaporation (b) freezing (c) melting (d) condensation
23. 23.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) a mirror (c) water (d) a small cup
24. 24.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) fewer drops form (c) the water turns red (d) more drops form
25. 25.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
26. 26.💧 Which change is this: a pond icing over? (a) evaporation (b) condensation (c) melting (d) freezing
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) ice cubes (c) a balloon (d) sunlight
28. 28.⚖️ 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
29. 29.⚖️ 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
30. 30.🧺 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 mirror
31. 31.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is heavy (c) hot water is magnetic (d) hot water can scald
32. 32.⚖️ 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
33. 33.🔍 Which is the odd one out? (a) drops under a pot lid (b) water becoming ice (c) drops on a cold glass (d) dew on morning grass
34. 34.⚖️ 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) the time we wait (b) how many drops form (c) sun or shade (d) the amount of water
35. 35.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a balloon (c) turmeric powder (d) cling film
36. 36.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) they never dry (c) they turn to ice (d) slower
37. 37.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) vapour in air cools (c) the glass leaks (d) ice escapes the glass
38. 38.💧 Which change is this: butter going runny? (a) melting (b) evaporation (c) condensation (d) freezing
39. 39.💧 Which of these is freezing? (a) sweat drying on skin (b) a pond icing over (c) snow turning to water (d) a misty bathroom mirror
40. 40.True or false: sunlight is not needed for the water cycle bowl. (a) True (b) False

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