Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 74 · 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 freezing? (a) water becoming ice (b) a puddle drying up (c) sweat drying on skin (d) wet hair drying
2. 2.True or false: making ice lollies is evaporation. (a) False (b) True
3. 3.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a balloon (c) cling film (d) ice cubes
4. 4.💧 Which of these is evaporation? (a) a misty bathroom mirror (b) drops on a cold glass (c) wet hair drying (d) drops under a pot lid
5. 5.⚖️ 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 kept the same. (a) False (b) True
6. 6.📘 What is water vapour? (a) water as a gas (b) a kind of smoke (c) salty water (d) tiny ice cubes
7. 7.⚖️ 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 cling film cover (b) the time we wait (c) how many drops form (d) the amount of water
8. 8.True or false: turmeric powder is needed for the water cycle bowl. (a) False (b) True
9. 9.🛟 What should you do with wet floors after the experiment? (a) slide on them (b) pour more water (c) wipe them dry (d) leave them wet
10. 10.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) they never dry (b) slower (c) they turn to ice (d) faster
11. 11.⚖️ 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 cling film cover
12. 12.True or false: wet hair drying is evaporation. (a) False (b) True
13. 13.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass sweats (c) the glass leaks (d) ice escapes the glass
14. 14.🛟 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
15. 15.💧 Which change is this: snow turning to water? (a) evaporation (b) freezing (c) melting (d) condensation
16. 16.💧 Which of these is freezing? (a) drops under a pot lid (b) a puddle drying up (c) drops on a cold glass (d) making ice lollies
17. 17.🔍 Which is the odd one out? (a) wet clothes drying (b) a puddle drying up (c) sweat drying on skin (d) drops under a pot lid
18. 18.True or false: a small cup is not needed for the water cycle bowl. (a) True (b) False
19. 19.💧 Which change is this: drops on a cold glass? (a) freezing (b) evaporation (c) condensation (d) melting
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 what we measure. (a) True (b) False
21. 21.True or false: wet clothes drying is melting. (a) True (b) False
22. 22.💧 Which of these is condensation? (a) drops on a cold glass (b) wet clothes drying (c) ice becoming water (d) snow turning to water
23. 23.True or false: water becoming ice is freezing. (a) False (b) True
24. 24.⚖️ 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 change it (b) we keep it the same (c) we measure it
25. 25.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) a magnet (c) cling film (d) sunlight
26. 26.⚖️ 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 kept the same. (a) True (b) False
27. 27.💧 Which change is this: drops under a pot lid? (a) condensation (b) melting (c) evaporation (d) freezing
28. 28.🧺 Which of these is not needed for the water cycle bowl? (a) a magnet (b) sunlight (c) ice cubes (d) water
29. 29.💧 Which change is this: a misty bathroom mirror? (a) condensation (b) evaporation (c) melting (d) freezing
30. 30.🧺 Which of these is not needed for the water cycle bowl? (a) a balloon (b) a small cup (c) water (d) sunlight
31. 31.🧺 Which of these is not needed for the water cycle bowl? (a) yeast (b) a big bowl (c) water (d) ice cubes
32. 32.🔮 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
33. 33.🧺 Which of these is needed for the water cycle bowl? (a) a small cup (b) a battery cell (c) a balloon (d) yeast
34. 34.⚖️ 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 cling film cover (d) the time we wait
35. 35.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
36. 36.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
37. 37.⚖️ 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 keep it the same (c) we change it
38. 38.True or false: a mirror is not needed for the water cycle bowl. (a) True (b) False
39. 39.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
40. 40.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed

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