Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 802 · 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 not needed for the water cycle bowl? (a) a small cup (b) cling film (c) a magnet (d) sunlight
2. 2.💧 Which change is this: drops on a cold glass? (a) melting (b) condensation (c) evaporation (d) freezing
3. 3.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True
4. 4.⚖️ 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
5. 5.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) slower (c) they turn to ice (d) they never dry
6. 6.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
7. 7.💧 Which change is this: making ice lollies? (a) melting (b) freezing (c) condensation (d) evaporation
8. 8.True or false: water is not needed for the water cycle bowl. (a) True (b) False
9. 9.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
10. 10.True or false: a misty bathroom mirror is freezing. (a) False (b) True
11. 11.🔮 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 ice (d) it turns to salt
12. 12.💧 Which change is this: drops under a pot lid? (a) melting (b) freezing (c) evaporation (d) condensation
13. 13.⚖️ 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
14. 14.🔍 Which is the odd one out? (a) water becoming ice (b) making ice lollies (c) a pond icing over (d) a puddle drying up
15. 15.🔍 Which is the odd one out? (a) wet hair drying (b) butter going runny (c) wet clothes drying (d) sweat drying on skin
16. 16.🧺 Which of these is needed for the water cycle bowl? (a) water (b) yeast (c) turmeric powder (d) a magnet
17. 17.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) wipe them dry (c) leave them wet (d) pour more water
18. 18.True or false: a misty bathroom mirror is condensation. (a) True (b) False
19. 19.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a battery cell (c) a magnet (d) sunlight
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 the one thing we change. (a) False (b) True
21. 21.True or false: a puddle drying up is melting. (a) True (b) False
22. 22.⚖️ 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
23. 23.⚖️ 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 size of the bowl (c) the time we wait (d) the amount of water
24. 24.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
25. 25.🔍 Which is the odd one out? (a) wet clothes drying (b) wet hair drying (c) drops on a cold glass (d) sweat drying on skin
26. 26.📘 What is water vapour? (a) tiny ice cubes (b) a kind of smoke (c) salty water (d) water as a gas
27. 27.⚖️ 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 measure it (b) we keep it the same (c) we change it
28. 28.True or false: water is needed for the water cycle bowl. (a) True (b) False
29. 29.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) vapour in air cools (c) ice escapes the glass (d) the glass leaks
30. 30.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) cling film (b) a battery cell (c) sunlight (d) a small cup
31. 31.💧 Which of these is freezing? (a) a pond icing over (b) a puddle drying up (c) butter going runny (d) drops under a pot lid
32. 32.True or false: yeast is needed for the water cycle bowl. (a) True (b) False
33. 33.⚖️ 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
34. 34.🔍 Which is the odd one out? (a) water becoming ice (b) a pond icing over (c) dew on morning grass (d) making ice lollies
35. 35.True or false: drops under a pot lid is freezing. (a) False (b) True
36. 36.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is the one thing we change. (a) True (b) False
37. 37.💧 Which change is this: butter going runny? (a) melting (b) condensation (c) freezing (d) evaporation
38. 38.⚖️ 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 cling film cover (c) sun or shade
39. 39.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
40. 40.⚖️ 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 time we wait (c) sun or shade

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