Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 993 · 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: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) it turns to salt (c) some water evaporates (d) the water increases
2. 2.🧺 Which of these is needed for the water cycle bowl? (a) cling film (b) a mirror (c) turmeric powder (d) a battery cell
3. 3.💧 Which of these is evaporation? (a) wet clothes drying (b) dew on morning grass (c) butter going runny (d) ice becoming water
4. 4.⚖️ 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
5. 5.💧 Which change is this: sweat drying on skin? (a) evaporation (b) melting (c) condensation (d) freezing
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) cling film (c) a balloon (d) a small cup
7. 7.True or false: a mirror is needed for the water cycle bowl. (a) True (b) False
8. 8.💧 Which change is this: wet hair drying? (a) condensation (b) freezing (c) melting (d) evaporation
9. 9.💧 Which change is this: water becoming ice? (a) melting (b) evaporation (c) freezing (d) condensation
10. 10.🔍 Which is the odd one out? (a) butter going runny (b) a misty bathroom mirror (c) ice becoming water (d) snow turning to water
11. 11.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) a small cup (c) ice cubes (d) a battery cell
12. 12.🔍 Which is the odd one out? (a) ice becoming water (b) butter going runny (c) making ice lollies (d) snow turning to water
13. 13.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) sunlight (c) a battery cell (d) ice cubes
14. 14.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
15. 15.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a mirror (c) a balloon (d) a small cup
16. 16.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) it changes colour (c) hot water is magnetic (d) hot water is heavy
17. 17.⚖️ 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) how many drops form (b) sun or shade (c) the cling film cover (d) the time we wait
18. 18.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) rain (b) wind (c) sunshine (d) lightning
19. 19.🔍 Which is the odd one out? (a) drops on a cold glass (b) water becoming ice (c) making ice lollies (d) a pond icing over
20. 20.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) slide on them (c) wipe them dry (d) pour more water
21. 21.True or false: drops on a cold glass is freezing. (a) True (b) False
22. 22.True or false: a magnet is not needed for the water cycle bowl. (a) True (b) False
23. 23.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to smoke (c) it turns to drops (d) it turns to salt
24. 24.⚖️ 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) sun or shade (b) the time we wait (c) how many drops form (d) the amount of water
25. 25.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) slower (c) they turn to ice (d) they never dry
26. 26.💧 Which of these is condensation? (a) a pond icing over (b) wet hair drying (c) snow turning to water (d) dew on morning grass
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) a small cup (c) water (d) ice cubes
28. 28.💧 Which of these is melting? (a) a misty bathroom mirror (b) wet clothes drying (c) wet hair drying (d) butter going runny
29. 29.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) turmeric powder (c) a balloon (d) sunlight
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 size of the bowl”? (a) we keep it the same (b) we measure it (c) we change it
31. 31.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a magnet (c) a battery cell (d) water
32. 32.💧 Which of these is evaporation? (a) butter going runny (b) sweat drying on skin (c) making ice lollies (d) drops under a pot lid
33. 33.💧 Which of these is condensation? (a) water becoming ice (b) ice becoming water (c) drops on a cold glass (d) butter going runny
34. 34.⚖️ 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
35. 35.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) water (c) a mirror (d) cling film
36. 36.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
37. 37.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is what we measure. (a) False (b) True
38. 38.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
39. 39.📘 What is water vapour? (a) a kind of smoke (b) water as a gas (c) salty water (d) tiny ice cubes
40. 40.True or false: sweat drying on skin is condensation. (a) False (b) True

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