Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 691 · 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: water is needed for the water cycle bowl. (a) True (b) False
2. 2.True or false: wet clothes drying is melting. (a) False (b) True
3. 3.⚖️ 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 change it (b) we keep it the same (c) we measure it
4. 4.🔍 Which is the odd one out? (a) snow turning to water (b) ice becoming water (c) butter going runny (d) wet clothes drying
5. 5.⚖️ 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) the size of the bowl (b) sun or shade (c) how many drops form
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a small cup (c) a big bowl (d) turmeric powder
7. 7.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) cling film (c) a small cup (d) a mirror
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 size of the bowl (b) how many drops form (c) the cling film cover (d) the time we wait
9. 9.🔮 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
10. 10.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a battery cell (c) cling film (d) a mirror
11. 11.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) yeast (c) water (d) a balloon
12. 12.True or false: a magnet is not needed for the water cycle bowl. (a) False (b) True
13. 13.🔮 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
14. 14.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
15. 15.True or false: turmeric powder is not needed for the water cycle bowl. (a) True (b) False
16. 16.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) yeast (c) ice cubes (d) sunlight
17. 17.💧 Which of these is condensation? (a) dew on morning grass (b) water becoming ice (c) wet hair drying (d) sweat drying on skin
18. 18.💧 Which of these is melting? (a) dew on morning grass (b) sweat drying on skin (c) ice becoming water (d) a puddle drying up
19. 19.🧺 Which of these is not needed for the water cycle bowl? (a) a magnet (b) sunlight (c) cling film (d) ice cubes
20. 20.⚖️ 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) how many drops form (b) the amount of water (c) sun or shade
21. 21.💧 Which change is this: making ice lollies? (a) freezing (b) melting (c) evaporation (d) condensation
22. 22.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water can scald (c) hot water is magnetic (d) hot water is heavy
23. 23.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) the water turns red (c) fewer drops form (d) more drops form
24. 24.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) leave them wet (c) wipe them dry (d) pour more water
25. 25.💧 Which of these is freezing? (a) butter going runny (b) snow turning to water (c) ice becoming water (d) a pond icing over
26. 26.⚖️ 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 measure it (b) we change it (c) we keep it the same
27. 27.⚖️ 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 keep it the same (b) we measure it (c) we change it
28. 28.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
29. 29.💧 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
30. 30.📘 What is water vapour? (a) water as a gas (b) salty water (c) a kind of smoke (d) tiny ice cubes
31. 31.⚖️ 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 keep it the same (b) we measure it (c) we change it
32. 32.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to salt (c) it disappears (d) it turns to smoke
33. 33.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a battery cell (c) a small cup (d) ice cubes
34. 34.🔍 Which is the odd one out? (a) a puddle drying up (b) water becoming ice (c) wet clothes drying (d) wet hair drying
35. 35.⚖️ 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) sun or shade (b) the cling film cover (c) the time we wait (d) how many drops form
36. 36.💧 Which change is this: water becoming ice? (a) evaporation (b) freezing (c) condensation (d) melting
37. 37.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) water (c) a magnet (d) sunlight
38. 38.⚖️ 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 change it (b) we measure it (c) we keep it the same
39. 39.🔍 Which is the odd one out? (a) snow turning to water (b) ice becoming water (c) a puddle drying up (d) butter going runny
40. 40.True or false: wet hair drying is freezing. (a) False (b) True

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