Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 157 · 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: dew on morning grass is melting. (a) False (b) True
2. 2.💧 Which change is this: a misty bathroom mirror? (a) freezing (b) melting (c) evaporation (d) condensation
3. 3.True or false: cling film 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? Which of these is kept the same? (a) the size of the bowl (b) sun or shade (c) how many drops form
5. 5.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) sunlight (c) a balloon (d) a mirror
6. 6.True or false: a battery cell is not needed for the water cycle bowl. (a) False (b) True
7. 7.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a big bowl (c) a magnet (d) water
8. 8.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
9. 9.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water is magnetic (c) hot water is heavy (d) hot water can scald
10. 10.⚖️ 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 cling film cover (b) the size of the bowl (c) how many drops form (d) the amount of water
11. 11.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the water turns red (b) fewer drops form (c) more drops form (d) the bowl freezes
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) water (c) cling film (d) ice cubes
13. 13.💧 Which change is this: making ice lollies? (a) freezing (b) condensation (c) evaporation (d) melting
14. 14.⚖️ 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) False (b) True
15. 15.True or false: ice becoming water is melting. (a) False (b) True
16. 16.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) a battery cell (c) cling film (d) ice cubes
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) sun or shade (b) the amount of water (c) the cling film cover (d) the time we wait
18. 18.⚖️ 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) True (b) False
19. 19.💧 Which change is this: butter going runny? (a) evaporation (b) freezing (c) condensation (d) melting
20. 20.True or false: sunlight is needed for the water cycle bowl. (a) True (b) False
21. 21.💧 Which of these is evaporation? (a) making ice lollies (b) water becoming ice (c) sweat drying on skin (d) ice becoming water
22. 22.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) lightning (c) rain (d) sunshine
23. 23.🔍 Which is the odd one out? (a) wet hair drying (b) wet clothes drying (c) drops on a cold glass (d) a puddle drying up
24. 24.🧺 Which of these is not needed for the water cycle bowl? (a) a magnet (b) ice cubes (c) a big bowl (d) water
25. 25.⚖️ 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 measure it (b) we change it (c) we keep it the same
26. 26.True or false: butter going runny is freezing. (a) True (b) False
27. 27.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) it turns to ice (c) it turns to salt (d) the water increases
28. 28.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
29. 29.⚖️ 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 what we measure. (a) False (b) True
30. 30.📘 What is water vapour? (a) tiny ice cubes (b) water as a gas (c) salty water (d) a kind of smoke
31. 31.💧 Which of these is evaporation? (a) drops on a cold glass (b) water becoming ice (c) wet clothes drying (d) dew on morning grass
32. 32.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) dew on morning grass (c) drops on a cold glass (d) butter going runny
33. 33.💧 In the covered bowl, where does the water vapour come from? (a) the bowl itself (b) water warmed by the Sun (c) the air outside (d) the cling film
34. 34.🧺 Which of these is needed for the water cycle bowl? (a) water (b) a magnet (c) turmeric powder (d) a balloon
35. 35.⚖️ 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
36. 36.True or false: drops on a cold glass is condensation. (a) False (b) True
37. 37.🧺 Do we need water for the water cycle bowl? (a) not needed (b) needed
38. 38.True or false: a misty bathroom mirror is condensation. (a) False (b) True
39. 39.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to drops (b) it disappears (c) it turns to smoke (d) it turns to salt
40. 40.🔍 Which is the odd one out? (a) butter going runny (b) making ice lollies (c) ice becoming water (d) snow turning to water

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