Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 761 · 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: drops under a pot lid is condensation. (a) False (b) True
2. 2.True or false: a magnet is needed for the water cycle bowl. (a) False (b) True
3. 3.True or false: a big bowl 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? True or false: sun or shade is kept the same. (a) False (b) True
5. 5.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) rain (c) wind (d) lightning
6. 6.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) hot water is heavy (c) it changes colour (d) hot water can scald
7. 7.⚖️ 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
8. 8.⚖️ 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) how many drops form (b) the amount of water (c) sun or shade (d) the size of the bowl
9. 9.🧺 Which of these is needed for the water cycle bowl? (a) a magnet (b) a battery cell (c) ice cubes (d) a balloon
10. 10.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) ice escapes the glass (c) vapour in air cools (d) the glass leaks
11. 11.📘 What is water vapour? (a) a kind of smoke (b) tiny ice cubes (c) salty water (d) water as a gas
12. 12.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) sunlight (b) a big bowl (c) water (d) a mirror
13. 13.🧺 Which of these is needed for the water cycle bowl? (a) water (b) turmeric powder (c) a battery cell (d) a magnet
14. 14.⚖️ 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
15. 15.🧺 Which of these is needed for the water cycle bowl? (a) turmeric powder (b) a small cup (c) a battery cell (d) yeast
16. 16.🧺 Do we need a big bowl for the water cycle bowl? (a) needed (b) not needed
17. 17.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to ice (c) it turns to salt (d) some water evaporates
18. 18.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a magnet (c) ice cubes (d) a big bowl
19. 19.🔍 Which is the odd one out? (a) wet hair drying (b) sweat drying on skin (c) a puddle drying up (d) making ice lollies
20. 20.True or false: a puddle drying up is freezing. (a) True (b) False
21. 21.True or false: dew on morning grass is condensation. (a) False (b) True
22. 22.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
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 amount of water”? (a) we measure it (b) we change it (c) we keep it the same
24. 24.True or false: wet hair drying is condensation. (a) False (b) True
25. 25.🔍 Which is the odd one out? (a) sweat drying on skin (b) wet clothes drying (c) ice becoming water (d) a puddle drying up
26. 26.💧 Which of these is melting? (a) ice becoming water (b) water becoming ice (c) wet hair drying (d) making ice lollies
27. 27.💧 Which change is this: a pond icing over? (a) melting (b) condensation (c) evaporation (d) freezing
28. 28.🔍 Which is the odd one out? (a) drops under a pot lid (b) drops on a cold glass (c) wet hair drying (d) dew on morning grass
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a battery cell (b) a big bowl (c) sunlight (d) cling film
30. 30.⚖️ 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 keep it the same (b) we measure it (c) we change it
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) the amount of water (c) how many drops form
32. 32.⚖️ 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
33. 33.⚖️ 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 change it (b) we measure it (c) we keep it the same
34. 34.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) a balloon (c) water (d) cling film
35. 35.True or false: water is not needed for the water cycle bowl. (a) False (b) True
36. 36.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it disappears (c) it turns to drops (d) it turns to smoke
37. 37.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
38. 38.💧 Which change is this: sweat drying on skin? (a) freezing (b) melting (c) condensation (d) evaporation
39. 39.💧 Which of these is freezing? (a) wet hair drying (b) a pond icing over (c) drops under a pot lid (d) a puddle drying up
40. 40.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed

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