Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 392 · 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? Which of these is what we measure? (a) the time we wait (b) how many drops form (c) the amount of water (d) the size of the bowl
2. 2.🔍 Which is the odd one out? (a) a puddle drying up (b) butter going runny (c) ice becoming water (d) snow turning to water
3. 3.True or false: a magnet is not needed for the water cycle bowl. (a) False (b) True
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 time we wait”? (a) we change it (b) we measure it (c) we keep it the same
5. 5.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the cling film (c) the bowl itself (d) the air outside
6. 6.💧 Which of these is melting? (a) wet hair drying (b) dew on morning grass (c) wet clothes drying (d) snow turning to water
7. 7.True or false: sweat drying on skin is condensation. (a) True (b) False
8. 8.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) it turns to salt (c) the water increases (d) it turns to ice
9. 9.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water is magnetic (c) hot water can scald (d) it changes colour
10. 10.⚖️ 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
11. 11.💧 Which change is this: wet hair drying? (a) melting (b) evaporation (c) condensation (d) freezing
12. 12.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) slower (c) faster (d) they never dry
13. 13.📘 What is water vapour? (a) salty water (b) a kind of smoke (c) water as a gas (d) tiny ice cubes
14. 14.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
15. 15.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) leave them wet (c) slide on them (d) pour more water
16. 16.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) turmeric powder (c) a big bowl (d) a mirror
17. 17.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the amount of water is the one thing we change. (a) True (b) False
18. 18.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) drops on a cold glass (c) drops under a pot lid (d) butter going runny
19. 19.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it turns to smoke (c) it disappears (d) it turns to salt
20. 20.⚖️ 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 the one thing we change. (a) False (b) True
21. 21.🧺 Which of these is not needed for the water cycle bowl? (a) a mirror (b) water (c) a small cup (d) a big bowl
22. 22.⚖️ 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
23. 23.⚖️ 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 the one thing we change. (a) False (b) True
24. 24.True or false: sunlight is not needed for the water cycle bowl. (a) True (b) False
25. 25.🧺 Which of these is needed for the water cycle bowl? (a) ice cubes (b) turmeric powder (c) yeast (d) a mirror
26. 26.⚖️ 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
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) sunlight (c) ice cubes (d) a balloon
28. 28.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
29. 29.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
30. 30.🔍 Which is the odd one out? (a) a puddle drying up (b) wet hair drying (c) dew on morning grass (d) sweat drying on skin
31. 31.True or false: wet clothes drying is evaporation. (a) False (b) True
32. 32.💧 Which of these is freezing? (a) water becoming ice (b) a puddle drying up (c) ice becoming water (d) wet clothes drying
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 cling film cover”? (a) we keep it the same (b) we change it (c) we measure it
34. 34.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) water (c) a big bowl (d) a battery cell
35. 35.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) yeast (c) a big bowl (d) a small cup
36. 36.💧 Which of these is evaporation? (a) wet clothes drying (b) drops on a cold glass (c) a pond icing over (d) ice becoming water
37. 37.💧 Which change is this: drops on a cold glass? (a) freezing (b) evaporation (c) melting (d) condensation
38. 38.⚖️ 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 kept the same. (a) True (b) False
39. 39.🔍 Which is the odd one out? (a) sweat drying on skin (b) drops under a pot lid (c) wet hair drying (d) a puddle drying up
40. 40.🔍 Which is the odd one out? (a) wet clothes drying (b) a misty bathroom mirror (c) drops under a pot lid (d) dew on morning grass

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