Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 692 · 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.💧 Which of these is evaporation? (a) ice becoming water (b) a puddle drying up (c) water becoming ice (d) drops under a pot lid
2. 2.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) a big bowl (c) cling film (d) a mirror
3. 3.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
4. 4.⚖️ 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
5. 5.⚖️ 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) how many drops form (b) sun or shade (c) the cling film cover (d) the amount of water
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a small cup (c) cling film (d) yeast
7. 7.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) pour more water (c) leave them wet (d) wipe them dry
8. 8.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a mirror (c) cling film (d) a small cup
9. 9.💧 Which of these is evaporation? (a) drops on a cold glass (b) a misty bathroom mirror (c) wet clothes drying (d) ice becoming water
10. 10.⚖️ 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) the size of the bowl (c) sun or shade (d) the amount of water
11. 11.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) it turns to ice (c) the water increases (d) some water evaporates
12. 12.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) the bowl freezes (c) fewer drops form (d) more drops form
13. 13.💧 Which change is this: sweat drying on skin? (a) evaporation (b) melting (c) freezing (d) condensation
14. 14.🔍 Which is the odd one out? (a) drops under a pot lid (b) wet clothes drying (c) a misty bathroom mirror (d) drops on a cold glass
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 amount of water”? (a) we measure it (b) we keep it the same (c) we change it
16. 16.🔍 Which is the odd one out? (a) ice becoming water (b) wet clothes drying (c) a puddle drying up (d) sweat drying on skin
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) water (c) a big bowl (d) ice cubes
18. 18.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to smoke (c) it turns to salt (d) it turns to drops
19. 19.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a magnet (c) a small cup (d) a battery cell
20. 20.💧 Which change is this: a misty bathroom mirror? (a) melting (b) freezing (c) condensation (d) evaporation
21. 21.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the bowl itself (c) the cling film (d) the air outside
22. 22.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) vapour in air cools (c) the glass leaks (d) ice escapes the glass
23. 23.⚖️ 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 the one thing we change. (a) True (b) False
24. 24.⚖️ 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
25. 25.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) a balloon (c) ice cubes (d) water
26. 26.⚖️ 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
27. 27.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) lightning (b) rain (c) wind (d) sunshine
28. 28.💧 Which change is this: wet hair drying? (a) evaporation (b) melting (c) freezing (d) condensation
29. 29.💧 Which change is this: snow turning to water? (a) freezing (b) condensation (c) evaporation (d) melting
30. 30.💧 Which change is this: water becoming ice? (a) evaporation (b) melting (c) freezing (d) condensation
31. 31.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) slower (c) they never dry (d) faster
32. 32.⚖️ 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) False (b) True
33. 33.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
34. 34.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) sunlight (c) a balloon (d) ice cubes
35. 35.🔍 Which is the odd one out? (a) a pond icing over (b) water becoming ice (c) making ice lollies (d) butter going runny
36. 36.⚖️ 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
37. 37.🔍 Which is the odd one out? (a) a pond icing over (b) making ice lollies (c) snow turning to water (d) water becoming ice
38. 38.🧺 Which of these is not needed for the water cycle bowl? (a) a magnet (b) cling film (c) a small cup (d) sunlight
39. 39.True or false: a pond icing over is evaporation. (a) False (b) True
40. 40.🛟 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

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