Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 855 · 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: a mirror is not needed for the water cycle bowl. (a) True (b) False
2. 2.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a mirror (c) turmeric powder (d) a small cup
3. 3.💧 Which of these is evaporation? (a) wet hair drying (b) dew on morning grass (c) drops under a pot lid (d) a pond icing over
4. 4.🔮 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) the water increases (d) it turns to salt
5. 5.💧 Which change is this: a puddle drying up? (a) freezing (b) melting (c) condensation (d) evaporation
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a small cup (c) water (d) a mirror
7. 7.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True
8. 8.📘 What is water vapour? (a) water as a gas (b) salty water (c) tiny ice cubes (d) a kind of smoke
9. 9.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) drops on a cold glass (c) dew on morning grass (d) a pond icing over
10. 10.💧 Which of these is freezing? (a) wet hair drying (b) sweat drying on skin (c) water becoming ice (d) dew on morning grass
11. 11.True or false: making ice lollies is melting. (a) True (b) False
12. 12.True or false: a balloon is not needed for the water cycle bowl. (a) False (b) True
13. 13.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) fewer drops form (c) the water turns red (d) the bowl freezes
14. 14.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
15. 15.⚖️ 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
16. 16.🧺 Which of these is not needed for the water cycle bowl? (a) a magnet (b) ice cubes (c) water (d) sunlight
17. 17.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) the glass leaks (c) vapour in air cools (d) ice escapes the glass
18. 18.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
19. 19.True or false: ice cubes is needed for the water cycle bowl. (a) False (b) True
20. 20.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) slower (c) they never dry (d) they turn to ice
21. 21.True or false: turmeric powder is needed for the water cycle bowl. (a) True (b) False
22. 22.⚖️ 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
23. 23.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) slide on them (c) leave them wet (d) pour more water
24. 24.True or false: water becoming ice is freezing. (a) False (b) True
25. 25.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) ice cubes (c) yeast (d) sunlight
26. 26.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
27. 27.💧 Which change is this: wet hair drying? (a) condensation (b) evaporation (c) melting (d) freezing
28. 28.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
29. 29.True or false: a battery cell is not needed for the water cycle bowl. (a) True (b) False
30. 30.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a balloon (c) a big bowl (d) yeast
31. 31.⚖️ 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 change it (b) we measure it (c) we keep it the same
32. 32.🔍 Which is the odd one out? (a) a puddle drying up (b) wet hair drying (c) wet clothes drying (d) drops under a pot lid
33. 33.True or false: sunlight is not needed for the water cycle bowl. (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 the one thing we change? (a) the size of the bowl (b) the cling film cover (c) sun or shade (d) how many drops form
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 what we measure. (a) True (b) False
36. 36.⚖️ 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
37. 37.True or false: ice cubes is not needed for the water cycle bowl. (a) False (b) True
38. 38.🔍 Which is the odd one out? (a) drops on a cold glass (b) ice becoming water (c) butter going runny (d) snow turning to water
39. 39.💧 Which change is this: a pond icing over? (a) freezing (b) evaporation (c) melting (d) condensation
40. 40.💧 Which change is this: drops under a pot lid? (a) evaporation (b) condensation (c) freezing (d) melting

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