Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 557 · 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 change is this: a pond icing over? (a) condensation (b) evaporation (c) freezing (d) melting
2. 2.🔍 Which is the odd one out? (a) ice becoming water (b) butter going runny (c) a misty bathroom mirror (d) snow turning to water
3. 3.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) hot water is heavy (c) hot water can scald (d) it changes colour
4. 4.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
5. 5.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
6. 6.💧 Which change is this: dew on morning grass? (a) condensation (b) freezing (c) melting (d) evaporation
7. 7.💧 Which of these is melting? (a) making ice lollies (b) wet clothes drying (c) ice becoming water (d) drops on a cold glass
8. 8.⚖️ 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) True (b) False
9. 9.💧 Which of these is evaporation? (a) ice becoming water (b) water becoming ice (c) sweat drying on skin (d) a pond icing over
10. 10.🔮 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
11. 11.⚖️ 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) the time we wait (c) how many drops form
12. 12.⚖️ 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 measure it (b) we change it (c) we keep it the same
13. 13.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True
14. 14.True or false: sweat drying on skin is condensation. (a) True (b) False
15. 15.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a battery cell (c) ice cubes (d) a mirror
16. 16.🔍 Which is the odd one out? (a) wet clothes drying (b) sweat drying on skin (c) snow turning to water (d) wet hair drying
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) the size of the bowl (b) the time we wait (c) sun or shade (d) the cling film cover
18. 18.True or false: cling film is not needed for the water cycle bowl. (a) True (b) False
19. 19.True or false: a puddle drying up is melting. (a) False (b) True
20. 20.⚖️ 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 keep it the same (c) we change it
21. 21.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) water becoming ice (c) dew on morning grass (d) drops on a cold glass
22. 22.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) ice cubes (c) a big bowl (d) water
23. 23.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) ice escapes the glass (c) the glass sweats (d) the glass leaks
24. 24.🔍 Which is the odd one out? (a) wet clothes drying (b) sweat drying on skin (c) wet hair drying (d) making ice lollies
25. 25.⚖️ 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 amount of water (b) how many drops form (c) sun or shade
26. 26.True or false: water is not needed for the water cycle bowl. (a) False (b) True
27. 27.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) sunlight (c) a magnet (d) water
28. 28.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) water (c) cling film (d) a balloon
29. 29.💧 Which of these is melting? (a) snow turning to water (b) water becoming ice (c) sweat drying on skin (d) a misty bathroom mirror
30. 30.💧 Which of these is freezing? (a) a puddle drying up (b) sweat drying on skin (c) water becoming ice (d) wet clothes drying
31. 31.⚖️ 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
32. 32.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) a balloon (c) a big bowl (d) cling film
33. 33.⚖️ 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 what we measure. (a) True (b) False
34. 34.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
35. 35.💧 Which of these is freezing? (a) drops on a cold glass (b) sweat drying on skin (c) wet clothes drying (d) a pond icing over
36. 36.💧 Which of these is condensation? (a) ice becoming water (b) making ice lollies (c) butter going runny (d) a misty bathroom mirror
37. 37.🔍 Which is the odd one out? (a) making ice lollies (b) water becoming ice (c) a pond icing over (d) sweat drying on skin
38. 38.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
39. 39.⚖️ 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) the size of the bowl (c) how many drops form
40. 40.🛟 What should you do with wet floors after the experiment? (a) wipe them dry (b) slide on them (c) pour more water (d) leave them wet

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