Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 999 · 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: wet clothes drying is evaporation. (a) True (b) False
2. 2.True or false: a big bowl is not needed for the water cycle bowl. (a) True (b) False
3. 3.⚖️ 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
4. 4.True or false: butter going runny is freezing. (a) False (b) True
5. 5.🧺 Which of these is needed for the water cycle bowl? (a) water (b) a balloon (c) a magnet (d) a mirror
6. 6.⚖️ 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 what we measure. (a) True (b) False
7. 7.🔍 Which is the odd one out? (a) water becoming ice (b) making ice lollies (c) drops on a cold glass (d) a pond icing over
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) how many drops form (b) the cling film cover (c) sun or shade (d) the time we wait
9. 9.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) yeast (c) a big bowl (d) a small cup
10. 10.🔍 Which is the odd one out? (a) water becoming ice (b) drops under a pot lid (c) dew on morning grass (d) a misty bathroom mirror
11. 11.True or false: drops on a cold glass is condensation. (a) False (b) True
12. 12.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) slide on them (c) leave them wet (d) wipe them dry
13. 13.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
14. 14.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) rain (c) sunshine (d) lightning
15. 15.🔍 Which is the odd one out? (a) ice becoming water (b) snow turning to water (c) butter going runny (d) a misty bathroom mirror
16. 16.💧 Which change is this: drops under a pot lid? (a) evaporation (b) melting (c) condensation (d) freezing
17. 17.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) cling film (c) a mirror (d) a big bowl
18. 18.💧 Which change is this: drops on a cold glass? (a) condensation (b) freezing (c) evaporation (d) melting
19. 19.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) turmeric powder (c) a balloon (d) a big bowl
20. 20.📘 What is water vapour? (a) water as a gas (b) tiny ice cubes (c) salty water (d) a kind of smoke
21. 21.⚖️ 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
22. 22.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
23. 23.💧 Which of these is melting? (a) butter going runny (b) a misty bathroom mirror (c) drops on a cold glass (d) wet clothes drying
24. 24.⚖️ 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) False (b) True
25. 25.🔮 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
26. 26.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the bowl itself (c) the air outside (d) the cling film
27. 27.🔍 Which is the odd one out? (a) ice becoming water (b) butter going runny (c) sweat drying on skin (d) snow turning to water
28. 28.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the bowl freezes (c) the water turns red (d) more drops form
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) cling film (c) yeast (d) a big bowl
30. 30.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) water (c) cling film (d) a balloon
31. 31.⚖️ 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) sun or shade (b) how many drops form (c) the time we wait
32. 32.💧 Which of these is evaporation? (a) a pond icing over (b) water becoming ice (c) wet clothes drying (d) drops on a cold glass
33. 33.⚖️ 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 the one thing we change. (a) True (b) False
34. 34.⚖️ 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 measure it (c) we keep it the same
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 size of the bowl (c) how many drops form (d) the cling film cover
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) False (b) True
37. 37.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to salt (c) it turns to smoke (d) it turns to drops
38. 38.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
39. 39.💧 Which of these is condensation? (a) making ice lollies (b) ice becoming water (c) dew on morning grass (d) snow turning to water
40. 40.⚖️ 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

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