Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 374 · 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.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) sunlight (c) cling film (d) a magnet
2. 2.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass leaks (c) the glass sweats (d) ice escapes the glass
3. 3.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
4. 4.💧 Which of these is condensation? (a) a puddle drying up (b) wet clothes drying (c) drops on a cold glass (d) a pond icing over
5. 5.⚖️ 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) sun or shade (b) how many drops form (c) the amount of water (d) the time we wait
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a mirror (c) cling film (d) a big bowl
7. 7.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
8. 8.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a battery cell (b) ice cubes (c) cling film (d) a small cup
9. 9.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a magnet (c) sunlight (d) a mirror
10. 10.🛟 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
11. 11.True or false: making ice lollies is freezing. (a) True (b) False
12. 12.⚖️ 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
13. 13.⚖️ 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) sun or shade (b) the amount of water (c) the size of the bowl (d) how many drops form
14. 14.🔍 Which is the odd one out? (a) a pond icing over (b) water becoming ice (c) making ice lollies (d) wet clothes drying
15. 15.📘 What is water vapour? (a) salty water (b) water as a gas (c) a kind of smoke (d) tiny ice cubes
16. 16.⚖️ 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
17. 17.💧 In the covered bowl, where does the water vapour come from? (a) water warmed by the Sun (b) the bowl itself (c) the air outside (d) the cling film
18. 18.⚖️ 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
19. 19.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) sunshine (c) lightning (d) rain
20. 20.True or false: a big bowl is not needed for the water cycle bowl. (a) True (b) False
21. 21.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
22. 22.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) ice cubes (c) a mirror (d) cling film
23. 23.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) turmeric powder (c) a magnet (d) a big bowl
24. 24.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) turmeric powder (b) a small cup (c) water (d) ice cubes
25. 25.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
26. 26.🧺 Which of these is not needed for the water cycle bowl? (a) a small cup (b) a magnet (c) cling film (d) water
27. 27.💧 Which change is this: butter going runny? (a) freezing (b) evaporation (c) condensation (d) melting
28. 28.💧 Which change is this: making ice lollies? (a) evaporation (b) condensation (c) melting (d) freezing
29. 29.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
30. 30.🔍 Which is the odd one out? (a) a puddle drying up (b) dew on morning grass (c) sweat drying on skin (d) wet hair drying
31. 31.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a balloon (c) a small cup (d) a magnet
32. 32.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they turn to ice (b) slower (c) faster (d) they never dry
33. 33.🔍 Which is the odd one out? (a) water becoming ice (b) sweat drying on skin (c) making ice lollies (d) a pond icing over
34. 34.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a mirror (c) turmeric powder (d) ice cubes
35. 35.🔍 Which is the odd one out? (a) a pond icing over (b) a misty bathroom mirror (c) making ice lollies (d) water becoming ice
36. 36.True or false: ice becoming water is melting. (a) False (b) True
37. 37.🛟 What should you do with wet floors after the experiment? (a) leave them wet (b) wipe them dry (c) slide on them (d) pour more water
38. 38.💧 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
39. 39.⚖️ 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 the one thing we change. (a) False (b) True
40. 40.True or false: butter going runny is melting. (a) True (b) False

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