Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 230 · 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 of these is condensation? (a) drops on a cold glass (b) ice becoming water (c) water becoming ice (d) a pond icing over
2. 2.True or false: water becoming ice is condensation. (a) True (b) False
3. 3.⚖️ 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
4. 4.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) ice cubes (c) a mirror (d) cling film
5. 5.💧 Which of these is evaporation? (a) water becoming ice (b) wet clothes drying (c) dew on morning grass (d) drops on a cold glass
6. 6.⚖️ 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
7. 7.🛟 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
8. 8.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) the water increases (c) some water evaporates (d) it turns to salt
9. 9.True or false: cling film is needed for the water cycle bowl. (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 “sun or shade”? (a) we measure it (b) we change it (c) we keep it the same
11. 11.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a battery cell (c) ice cubes (d) water
12. 12.⚖️ 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 amount of water (c) how many drops form (d) sun or shade
13. 13.⚖️ 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 change it (b) we measure it (c) we keep it the same
14. 14.🔍 Which is the odd one out? (a) ice becoming water (b) butter going runny (c) snow turning to water (d) sweat drying on skin
15. 15.True or false: snow turning to water is freezing. (a) True (b) False
16. 16.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
17. 17.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) yeast (c) cling film (d) a mirror
18. 18.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
19. 19.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) pour more water (c) slide on them (d) wipe them dry
20. 20.⚖️ 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
21. 21.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) dew on morning grass (c) a puddle drying up (d) drops under a pot lid
22. 22.True or false: snow turning to water is melting. (a) True (b) False
23. 23.⚖️ 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 time we wait (b) how many drops form (c) sun or shade
24. 24.True or false: a misty bathroom mirror is evaporation. (a) False (b) True
25. 25.💧 Which of these is melting? (a) a puddle drying up (b) ice becoming water (c) drops on a cold glass (d) sweat drying on skin
26. 26.🧺 Which of these is needed for the water cycle bowl? (a) a big bowl (b) yeast (c) turmeric powder (d) a magnet
27. 27.True or false: a puddle drying up is condensation. (a) False (b) True
28. 28.📘 What is water vapour? (a) salty water (b) a kind of smoke (c) water as a gas (d) tiny ice cubes
29. 29.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) yeast (c) a battery cell (d) sunlight
30. 30.⚖️ 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 keep it the same (b) we change it (c) we measure it
31. 31.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) cling film (c) yeast (d) a small cup
32. 32.True or false: water is not needed for the water cycle bowl. (a) False (b) True
33. 33.⚖️ 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 amount of water
34. 34.True or false: dew on morning grass is condensation. (a) False (b) True
35. 35.⚖️ 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
36. 36.True or false: making ice lollies is freezing. (a) False (b) True
37. 37.⚖️ 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 time we wait (b) sun or shade (c) the cling film cover (d) how many drops form
38. 38.💧 Which of these is freezing? (a) ice becoming water (b) making ice lollies (c) a misty bathroom mirror (d) wet hair drying
39. 39.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) turmeric powder (c) cling film (d) a big bowl
40. 40.🔍 Which is the odd one out? (a) wet clothes drying (b) a puddle drying up (c) wet hair drying (d) water becoming ice

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