Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 348 · 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.💧 What happens to water vapour when it touches the cold cling film? (a) it disappears (b) it turns to salt (c) it turns to drops (d) it turns to smoke
2. 2.True or false: sunlight is needed for the water cycle bowl. (a) True (b) False
3. 3.🧺 Which of these is needed for the water cycle bowl? (a) water (b) a magnet (c) turmeric powder (d) a battery cell
4. 4.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
5. 5.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “the time we wait”? (a) we measure it (b) we keep it the same (c) we change it
6. 6.True or false: a small cup is needed for the water cycle bowl. (a) True (b) False
7. 7.True or false: butter going runny is melting. (a) False (b) True
8. 8.⚖️ 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 size of the bowl (c) sun or shade (d) how many drops form
9. 9.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) a small cup (c) sunlight (d) a mirror
10. 10.🔍 Which is the odd one out? (a) making ice lollies (b) water becoming ice (c) ice becoming water (d) a pond icing over
11. 11.💧 Which change is this: drops on a cold glass? (a) condensation (b) evaporation (c) freezing (d) melting
12. 12.🔍 Which is the odd one out? (a) making ice lollies (b) a pond icing over (c) sweat drying on skin (d) water becoming ice
13. 13.💧 Which change is this: sweat drying on skin? (a) evaporation (b) freezing (c) condensation (d) melting
14. 14.🔍 Which is the odd one out? (a) wet clothes drying (b) a puddle drying up (c) sweat drying on skin (d) a pond icing over
15. 15.⚖️ 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 change it (b) we keep it the same (c) we measure it
16. 16.⚖️ 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
17. 17.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) wind (c) rain (d) lightning
18. 18.🧺 Do we need a battery cell for the water cycle bowl? (a) needed (b) not needed
19. 19.⚖️ 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) the amount of water (b) the time we wait (c) sun or shade (d) the size of the bowl
20. 20.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) wipe them dry (c) slide on them (d) leave them wet
21. 21.🛟 Why should only a grown-up handle any hot water? (a) hot water is heavy (b) hot water is magnetic (c) it changes colour (d) hot water can scald
22. 22.💧 Which change is this: ice becoming water? (a) freezing (b) melting (c) evaporation (d) condensation
23. 23.⚖️ 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
24. 24.🧺 Do we need cling film for the water cycle bowl? (a) not needed (b) needed
25. 25.🔮 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
26. 26.🔍 Which is the odd one out? (a) wet clothes drying (b) a puddle drying up (c) drops under a pot lid (d) sweat drying on skin
27. 27.True or false: a small cup is not needed for the water cycle bowl. (a) True (b) False
28. 28.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) drops under a pot lid (c) water becoming ice (d) dew on morning grass
29. 29.📘 What is water vapour? (a) salty water (b) a kind of smoke (c) water as a gas (d) tiny ice cubes
30. 30.⚖️ 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
31. 31.True or false: ice cubes is needed for the water cycle bowl. (a) False (b) True
32. 32.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) cling film (c) a magnet (d) sunlight
33. 33.True or false: a big bowl is needed for the water cycle bowl. (a) False (b) True
34. 34.💧 Which of these is condensation? (a) making ice lollies (b) sweat drying on skin (c) wet clothes drying (d) dew on morning grass
35. 35.True or false: making ice lollies is freezing. (a) False (b) True
36. 36.True or false: dew on morning grass is evaporation. (a) False (b) True
37. 37.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
38. 38.💧 Which of these is evaporation? (a) snow turning to water (b) ice becoming water (c) water becoming ice (d) wet hair drying
39. 39.⚖️ 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 measure it (c) we keep it the same
40. 40.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed

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