Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 870 · 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 kept the same? (a) sun or shade (b) how many drops form (c) the size of the bowl
2. 2.True or false: a battery cell is needed for the water cycle bowl. (a) True (b) False
3. 3.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
4. 4.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) lightning (c) sunshine (d) rain
5. 5.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) wipe them dry (c) leave them wet (d) slide on them
6. 6.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) hot water is magnetic (c) it changes colour (d) hot water is heavy
7. 7.📘 What is water vapour? (a) water as a gas (b) a kind of smoke (c) salty water (d) tiny ice cubes
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) it turns to salt (d) some water evaporates
9. 9.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a big bowl (c) yeast (d) a battery cell
10. 10.💧 Which change is this: sweat drying on skin? (a) melting (b) evaporation (c) freezing (d) condensation
11. 11.True or false: turmeric powder is not needed for the water cycle bowl. (a) True (b) False
12. 12.💧 Which of these is freezing? (a) ice becoming water (b) sweat drying on skin (c) wet hair drying (d) a pond icing over
13. 13.🔍 Which is the odd one out? (a) a pond icing over (b) butter going runny (c) snow turning to water (d) ice becoming water
14. 14.🔍 Which is the odd one out? (a) butter going runny (b) water becoming ice (c) making ice lollies (d) a pond icing over
15. 15.💧 Which of these is condensation? (a) a puddle drying up (b) wet hair drying (c) ice becoming water (d) dew on morning grass
16. 16.🧺 Which of these is not needed for the water cycle bowl? (a) cling film (b) sunlight (c) a big bowl (d) a mirror
17. 17.💧 Which of these is freezing? (a) sweat drying on skin (b) butter going runny (c) drops under a pot lid (d) water becoming ice
18. 18.⚖️ 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 measure it (b) we change it (c) we keep it the same
19. 19.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the cling film cover is the one thing we change. (a) True (b) False
20. 20.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a battery cell (c) a small cup (d) water
21. 21.True or false: making ice lollies is freezing. (a) False (b) True
22. 22.True or false: wet clothes drying is condensation. (a) True (b) False
23. 23.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) vapour in air cools (c) the glass leaks (d) the glass sweats
24. 24.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
25. 25.True or false: a small cup is not needed for the water cycle bowl. (a) True (b) False
26. 26.💧 Which change is this: butter going runny? (a) freezing (b) evaporation (c) melting (d) condensation
27. 27.🔍 Which is the odd one out? (a) a puddle drying up (b) sweat drying on skin (c) wet clothes drying (d) water becoming ice
28. 28.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) yeast (c) a balloon (d) cling film
29. 29.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a balloon (b) a big bowl (c) cling film (d) ice cubes
30. 30.⚖️ 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) how many drops form (b) the size of the bowl (c) the time we wait (d) sun or shade
31. 31.💧 Which change is this: wet hair drying? (a) condensation (b) freezing (c) evaporation (d) melting
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.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) fewer drops form (b) the water turns red (c) the bowl freezes (d) more drops form
34. 34.🔍 Which is the odd one out? (a) sweat drying on skin (b) wet hair drying (c) wet clothes drying (d) drops under a pot lid
35. 35.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the amount of water is what we measure. (a) True (b) False
36. 36.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) turmeric powder (c) a battery cell (d) a small cup
37. 37.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) a small cup (c) ice cubes (d) a mirror
38. 38.🧺 Do we need ice cubes for the water cycle bowl? (a) not needed (b) needed
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) the time we wait (b) sun or shade (c) how many drops form
40. 40.💧 Which change is this: water becoming ice? (a) melting (b) condensation (c) evaporation (d) freezing

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