Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 729 · 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 time we wait is what we measure. (a) False (b) True
2. 2.🛟 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
3. 3.📘 What is water vapour? (a) water as a gas (b) salty water (c) a kind of smoke (d) tiny ice cubes
4. 4.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) a small cup (c) sunlight (d) a mirror
5. 5.True or false: a magnet is not needed for the water cycle bowl. (a) False (b) True
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a battery cell (c) sunlight (d) ice cubes
7. 7.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) faster (c) they turn to ice (d) they never dry
8. 8.💧 Which of these is melting? (a) a misty bathroom mirror (b) dew on morning grass (c) ice becoming water (d) sweat drying on skin
9. 9.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) more drops form (c) fewer drops form (d) the bowl freezes
10. 10.💧 Which of these is evaporation? (a) a pond icing over (b) making ice lollies (c) wet clothes drying (d) dew on morning grass
11. 11.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
12. 12.⚖️ 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
13. 13.⚖️ 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) True (b) False
14. 14.⚖️ 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) the cling film cover (c) how many drops form
15. 15.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) water (c) sunlight (d) a big bowl
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) the size of the bowl (b) the amount of water (c) the time we wait (d) how many drops form
17. 17.🔍 Which is the odd one out? (a) sweat drying on skin (b) water becoming ice (c) wet clothes drying (d) wet hair drying
18. 18.🧺 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) a small cup
19. 19.True or false: a big bowl is not needed for the water cycle bowl. (a) True (b) False
20. 20.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
21. 21.True or false: a magnet is needed for the water cycle bowl. (a) True (b) False
22. 22.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) some water evaporates (c) the water increases (d) it turns to ice
23. 23.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) vapour in air cools (c) the glass sweats (d) the glass leaks
24. 24.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
25. 25.⚖️ 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) sun or shade (c) the amount of water (d) the cling film cover
26. 26.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) wipe them dry (c) slide on them (d) pour more water
27. 27.💧 Which of these is freezing? (a) wet hair drying (b) water becoming ice (c) drops on a cold glass (d) dew on morning grass
28. 28.⚖️ 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
29. 29.True or false: a mirror is needed for the water cycle bowl. (a) True (b) False
30. 30.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a magnet (c) a small cup (d) a big bowl
31. 31.💧 Which change is this: ice becoming water? (a) freezing (b) condensation (c) evaporation (d) melting
32. 32.🔍 Which is the odd one out? (a) butter going runny (b) dew on morning grass (c) ice becoming water (d) snow turning to water
33. 33.⚖️ 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
34. 34.True or false: a mirror is not needed for the water cycle bowl. (a) False (b) True
35. 35.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a magnet (c) turmeric powder (d) sunlight
36. 36.⚖️ 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
37. 37.⚖️ 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
38. 38.🧺 Which of these is not needed for the water cycle bowl? (a) a balloon (b) ice cubes (c) water (d) a small cup
39. 39.True or false: yeast is needed for the water cycle bowl. (a) True (b) False
40. 40.🔍 Which is the odd one out? (a) snow turning to water (b) making ice lollies (c) water becoming ice (d) a pond icing over

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