Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 784 · 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? What do we do with “sun or shade”? (a) we change it (b) we measure it (c) we keep it the same
2. 2.⚖️ 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
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 amount of water”? (a) we measure it (b) we change it (c) we keep it the same
4. 4.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True
5. 5.🔍 Which is the odd one out? (a) water becoming ice (b) drops under a pot lid (c) drops on a cold glass (d) a misty bathroom mirror
6. 6.📘 What is water vapour? (a) salty water (b) water as a gas (c) tiny ice cubes (d) a kind of smoke
7. 7.⚖️ 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) the time we wait (b) the cling film cover (c) how many drops form (d) sun or shade
8. 8.⚖️ 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) False (b) True
9. 9.⚖️ 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 kept the same. (a) True (b) False
10. 10.💧 Which change is this: snow turning to water? (a) freezing (b) evaporation (c) melting (d) condensation
11. 11.True or false: drops under a pot lid is evaporation. (a) True (b) False
12. 12.True or false: a pond icing over is condensation. (a) True (b) False
13. 13.True or false: water is not needed for the water cycle bowl. (a) True (b) False
14. 14.💧 Which of these is freezing? (a) drops on a cold glass (b) wet hair drying (c) water becoming ice (d) wet clothes drying
15. 15.🔍 Which is the odd one out? (a) sweat drying on skin (b) wet clothes drying (c) wet hair drying (d) making ice lollies
16. 16.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) water (c) a big bowl (d) a mirror
17. 17.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the cling film (c) the air outside (d) the bowl itself
18. 18.💧 Which of these is evaporation? (a) sweat drying on skin (b) butter going runny (c) dew on morning grass (d) ice becoming water
19. 19.💧 Which of these is condensation? (a) a misty bathroom mirror (b) making ice lollies (c) a puddle drying up (d) butter going runny
20. 20.💧 Which change is this: water becoming ice? (a) condensation (b) freezing (c) evaporation (d) melting
21. 21.⚖️ 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
22. 22.🔮 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) it turns to ice (d) the water increases
23. 23.⚖️ 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) True (b) False
24. 24.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a magnet (c) cling film (d) a battery cell
25. 25.🧺 Do we need a mirror for the water cycle bowl? (a) not needed (b) needed
26. 26.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the bowl freezes (c) more drops form (d) the water turns red
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 time we wait”? (a) we keep it the same (b) we measure it (c) we change it
28. 28.True or false: water becoming ice is freezing. (a) False (b) True
29. 29.💧 Which change is this: making ice lollies? (a) freezing (b) condensation (c) melting (d) evaporation
30. 30.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass leaks (c) ice escapes the glass (d) the glass sweats
31. 31.⚖️ 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) how many drops form (c) the amount of water (d) the time we wait
32. 32.⚖️ 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 change it (b) we measure it (c) we keep it the same
33. 33.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a battery cell (b) a small cup (c) water (d) cling film
34. 34.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) turmeric powder (c) ice cubes (d) a small cup
35. 35.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a small cup (c) ice cubes (d) a battery cell
36. 36.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is magnetic (c) it changes colour (d) hot water is heavy
37. 37.🔍 Which is the odd one out? (a) snow turning to water (b) ice becoming water (c) butter going runny (d) a pond icing over
38. 38.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
39. 39.🔍 Which is the odd one out? (a) sweat drying on skin (b) wet hair drying (c) drops on a cold glass (d) a puddle drying up
40. 40.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) slower (c) they turn to ice (d) faster

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