Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 945 · 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.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) more drops form (c) the bowl freezes (d) the water turns red
2. 2.True or false: snow turning to water is evaporation. (a) True (b) False
3. 3.🔍 Which is the odd one out? (a) ice becoming water (b) making ice lollies (c) water becoming ice (d) a pond icing over
4. 4.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) sunshine (c) rain (d) lightning
5. 5.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) faster (c) slower (d) they never dry
6. 6.⚖️ 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) the amount of water (c) sun or shade (d) how many drops form
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 cling film cover”? (a) we change it (b) we measure it (c) we keep it the same
8. 8.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) slide on them (c) leave them wet (d) wipe them dry
9. 9.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) ice cubes (c) a balloon (d) a big bowl
10. 10.💧 Which of these is freezing? (a) drops under a pot lid (b) a pond icing over (c) a misty bathroom mirror (d) a puddle drying up
11. 11.True or false: dew on morning grass is evaporation. (a) True (b) False
12. 12.🧺 Do we need yeast for the water cycle bowl? (a) needed (b) not needed
13. 13.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) sunlight (c) cling film (d) water
14. 14.⚖️ 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) False (b) True
15. 15.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) the water increases (c) it turns to ice (d) it turns to salt
16. 16.💧 Which change is this: sweat drying on skin? (a) evaporation (b) freezing (c) condensation (d) melting
17. 17.⚖️ 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
18. 18.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
19. 19.⚖️ 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 measure it (b) we change it (c) we keep it the same
20. 20.True or false: a balloon is needed for the water cycle bowl. (a) False (b) True
21. 21.💧 Which change is this: ice becoming water? (a) evaporation (b) freezing (c) melting (d) condensation
22. 22.True or false: a big bowl is not needed for the water cycle bowl. (a) True (b) False
23. 23.🔍 Which is the odd one out? (a) ice becoming water (b) snow turning to water (c) butter going runny (d) drops on a cold glass
24. 24.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a magnet (c) a balloon (d) cling film
25. 25.💧 Which change is this: a misty bathroom mirror? (a) evaporation (b) freezing (c) melting (d) condensation
26. 26.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass leaks (c) the glass sweats (d) vapour in air cools
27. 27.💧 Which change is this: wet clothes drying? (a) freezing (b) condensation (c) melting (d) evaporation
28. 28.🧺 Which of these is not needed for the water cycle bowl? (a) a magnet (b) a small cup (c) a big bowl (d) sunlight
29. 29.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) water (c) sunlight (d) yeast
30. 30.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
31. 31.💧 Which of these is evaporation? (a) wet clothes drying (b) making ice lollies (c) drops on a cold glass (d) ice becoming water
32. 32.🔍 Which is the odd one out? (a) dew on morning grass (b) snow turning to water (c) butter going runny (d) ice becoming water
33. 33.⚖️ 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
34. 34.⚖️ 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 measure it (c) we change it
35. 35.True or false: a magnet is not needed for the water cycle bowl. (a) False (b) True
36. 36.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) cling film (c) ice cubes (d) sunlight
37. 37.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is magnetic (c) hot water can scald (d) hot water is heavy
38. 38.⚖️ 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) the size of the bowl
39. 39.⚖️ 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
40. 40.⚖️ 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) True (b) False

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