Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 997 · 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.🛟 Why should only a grown-up handle any hot water? (a) hot water can scald (b) it changes colour (c) hot water is heavy (d) hot water is magnetic
2. 2.💧 Which of these is condensation? (a) a pond icing over (b) wet clothes drying (c) drops on a cold glass (d) water becoming ice
3. 3.🧺 Which of these is not needed for the water cycle bowl? (a) yeast (b) cling film (c) sunlight (d) a small cup
4. 4.True or false: a mirror is not needed for the water cycle bowl. (a) True (b) False
5. 5.🔍 Which is the odd one out? (a) drops under a pot lid (b) making ice lollies (c) a pond icing over (d) water becoming ice
6. 6.⚖️ 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 time we wait (c) the size of the bowl (d) sun or shade
7. 7.⚖️ 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) how many drops form (b) the amount of water (c) sun or shade
8. 8.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to ice (b) some water evaporates (c) the water increases (d) it turns to salt
9. 9.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) yeast (b) a small cup (c) sunlight (d) a big bowl
10. 10.⚖️ 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 keep it the same (c) we change it
11. 11.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) they never dry (c) faster (d) slower
12. 12.💧 Which of these is melting? (a) a puddle drying up (b) wet hair drying (c) snow turning to water (d) dew on morning grass
13. 13.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to smoke (b) it disappears (c) it turns to salt (d) it turns to drops
14. 14.⚖️ 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 kept the same. (a) False (b) True
15. 15.🔍 Which is the odd one out? (a) wet hair drying (b) making ice lollies (c) wet clothes drying (d) sweat drying on skin
16. 16.⚖️ 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
17. 17.⚖️ 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
18. 18.📘 What is water vapour? (a) tiny ice cubes (b) a kind of smoke (c) water as a gas (d) salty water
19. 19.🔍 Which is the odd one out? (a) a puddle drying up (b) sweat drying on skin (c) wet clothes drying (d) ice becoming water
20. 20.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) dew on morning grass (d) ice becoming water
21. 21.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) the glass leaks (c) the glass sweats (d) vapour in air cools
22. 22.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) dew on morning grass (c) drops on a cold glass (d) wet hair drying
23. 23.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a battery cell (c) a mirror (d) water
24. 24.🧺 Do we need a battery cell for the water cycle bowl? (a) not needed (b) needed
25. 25.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) wet clothes drying (c) sweat drying on skin (d) wet hair drying
26. 26.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) slide on them (c) wipe them dry (d) leave them wet
27. 27.⚖️ 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
28. 28.⚖️ 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
29. 29.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the air outside (c) the bowl itself (d) the cling film
30. 30.🧺 Which of these is not needed for the water cycle bowl? (a) turmeric powder (b) a small cup (c) water (d) ice cubes
31. 31.💧 Which of these is freezing? (a) wet hair drying (b) wet clothes drying (c) making ice lollies (d) snow turning to water
32. 32.True or false: a misty bathroom mirror is evaporation. (a) True (b) False
33. 33.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
34. 34.💧 Which of these is condensation? (a) a misty bathroom mirror (b) a pond icing over (c) wet hair drying (d) water becoming ice
35. 35.💧 Which change is this: wet hair drying? (a) condensation (b) melting (c) freezing (d) evaporation
36. 36.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
37. 37.⚖️ 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) False (b) True
38. 38.⚖️ 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 the one thing we change. (a) False (b) True
39. 39.True or false: turmeric powder is not needed for the water cycle bowl. (a) False (b) True
40. 40.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True

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