Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 479 · 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 needed for the water cycle bowl? (a) turmeric powder (b) a balloon (c) a big bowl (d) a mirror
2. 2.True or false: water is needed for the water cycle bowl. (a) False (b) True
3. 3.True or false: sweat drying on skin is freezing. (a) True (b) False
4. 4.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) ice escapes the glass (c) the glass leaks (d) vapour in air cools
5. 5.⚖️ 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
6. 6.True or false: butter going runny is condensation. (a) False (b) True
7. 7.📘 What is water vapour? (a) water as a gas (b) salty water (c) a kind of smoke (d) tiny ice cubes
8. 8.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
9. 9.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) some water evaporates (c) it turns to salt (d) it turns to ice
10. 10.🔍 Which is the odd one out? (a) drops on a cold glass (b) ice becoming water (c) dew on morning grass (d) a misty bathroom mirror
11. 11.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
12. 12.⚖️ 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) how many drops form (c) the size of the bowl (d) sun or shade
13. 13.⚖️ 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) sun or shade (c) how many drops form
14. 14.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
15. 15.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water is magnetic (c) it changes colour (d) hot water can scald
16. 16.⚖️ 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 cling film cover (c) how many drops form
17. 17.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) they turn to ice (c) faster (d) they never dry
18. 18.True or false: wet clothes drying is freezing. (a) False (b) True
19. 19.⚖️ 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
20. 20.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) turmeric powder (c) sunlight (d) a small cup
21. 21.💧 Which of these is freezing? (a) drops under a pot lid (b) making ice lollies (c) wet clothes drying (d) a puddle drying up
22. 22.True or false: sunlight is needed for the water cycle bowl. (a) True (b) False
23. 23.True or false: drops on a cold glass is evaporation. (a) True (b) False
24. 24.⚖️ 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
25. 25.🧺 Do we need a balloon for the water cycle bowl? (a) not needed (b) needed
26. 26.True or false: ice becoming water is evaporation. (a) True (b) False
27. 27.💧 Which of these is freezing? (a) wet clothes drying (b) water becoming ice (c) ice becoming water (d) drops on a cold glass
28. 28.🔍 Which is the odd one out? (a) sweat drying on skin (b) wet clothes drying (c) making ice lollies (d) wet hair drying
29. 29.💧 Which change is this: snow turning to water? (a) condensation (b) evaporation (c) freezing (d) melting
30. 30.🧺 Which of these is needed for the water cycle bowl? (a) cling film (b) yeast (c) a magnet (d) a mirror
31. 31.🔍 Which is the odd one out? (a) a pond icing over (b) water becoming ice (c) making ice lollies (d) drops on a cold glass
32. 32.True or false: a big bowl is needed for the water cycle bowl. (a) True (b) False
33. 33.🔍 Which is the odd one out? (a) a puddle drying up (b) butter going runny (c) wet clothes drying (d) sweat drying on skin
34. 34.⚖️ 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
35. 35.True or false: a pond icing over is freezing. (a) True (b) False
36. 36.⚖️ 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
37. 37.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) ice cubes (c) water (d) a magnet
38. 38.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
39. 39.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) leave them wet (c) pour more water (d) wipe them dry
40. 40.True or false: a battery cell is not needed for the water cycle bowl. (a) True (b) False

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