Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 566 · 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 the one thing we change? (a) sun or shade (b) the cling film cover (c) the time we wait (d) the size of the bowl
2. 2.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) yeast (c) sunlight (d) a balloon
3. 3.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is kept the same. (a) False (b) True
4. 4.True or false: water becoming ice is condensation. (a) True (b) False
5. 5.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) rain (c) lightning (d) wind
6. 6.📘 What is water vapour? (a) water as a gas (b) a kind of smoke (c) salty water (d) tiny ice cubes
7. 7.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass leaks (b) vapour in air cools (c) the glass sweats (d) ice escapes the glass
8. 8.🔮 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
9. 9.⚖️ 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
10. 10.⚖️ 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 change it (c) we measure it
11. 11.⚖️ 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 measure it (b) we change it (c) we keep it the same
12. 12.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a balloon (c) turmeric powder (d) water
13. 13.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) it changes colour (c) hot water is magnetic (d) hot water is heavy
14. 14.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
15. 15.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) ice cubes (c) turmeric powder (d) cling film
16. 16.True or false: snow turning to water is freezing. (a) False (b) True
17. 17.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it turns to drops (c) it turns to smoke (d) it disappears
18. 18.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a small cup (c) sunlight (d) yeast
19. 19.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) ice cubes (c) a small cup (d) turmeric powder
20. 20.💧 Which change is this: sweat drying on skin? (a) condensation (b) melting (c) evaporation (d) freezing
21. 21.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
22. 22.🔍 Which is the odd one out? (a) dew on morning grass (b) drops on a cold glass (c) a misty bathroom mirror (d) making ice lollies
23. 23.⚖️ 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 change it (b) we measure it (c) we keep it the same
24. 24.🧺 Do we need a magnet for the water cycle bowl? (a) needed (b) not needed
25. 25.🔮 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
26. 26.⚖️ 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 kept the same. (a) False (b) True
27. 27.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) cling film (c) a magnet (d) water
28. 28.🔍 Which is the odd one out? (a) ice becoming water (b) drops on a cold glass (c) butter going runny (d) snow turning to water
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) True (b) False
30. 30.💧 Which change is this: a pond icing over? (a) evaporation (b) melting (c) freezing (d) condensation
31. 31.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a mirror (c) a big bowl (d) a magnet
32. 32.💧 Which change is this: a puddle drying up? (a) evaporation (b) freezing (c) condensation (d) melting
33. 33.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
34. 34.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a battery cell (c) cling film (d) a mirror
35. 35.💧 Which of these is freezing? (a) wet hair drying (b) butter going runny (c) making ice lollies (d) sweat drying on skin
36. 36.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) the water increases (c) some water evaporates (d) it turns to ice
37. 37.🔍 Which is the odd one out? (a) wet hair drying (b) wet clothes drying (c) butter going runny (d) sweat drying on skin
38. 38.💧 Which change is this: drops on a cold glass? (a) melting (b) freezing (c) evaporation (d) condensation
39. 39.True or false: yeast is not needed for the water cycle bowl. (a) True (b) False
40. 40.⚖️ 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

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