Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 149 · 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.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) wind (b) sunshine (c) rain (d) lightning
2. 2.True or false: ice cubes is needed for the water cycle bowl. (a) False (b) True
3. 3.🔮 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 salt (d) it turns to ice
4. 4.🔍 Which is the odd one out? (a) snow turning to water (b) dew on morning grass (c) drops on a cold glass (d) a misty bathroom mirror
5. 5.True or false: ice cubes is not needed for the water cycle bowl. (a) True (b) False
6. 6.⚖️ 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 change it (c) we keep it the same
7. 7.⚖️ 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) True (b) False
8. 8.🧺 Do we need a magnet for the water cycle bowl? (a) not needed (b) needed
9. 9.💧 Which of these is melting? (a) sweat drying on skin (b) butter going runny (c) making ice lollies (d) dew on morning grass
10. 10.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a big bowl (c) yeast (d) a balloon
11. 11.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is what we measure. (a) False (b) True
12. 12.True or false: ice becoming water is melting. (a) True (b) False
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) how many drops form (b) sun or shade (c) the cling film cover (d) the size of the bowl
14. 14.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) faster (b) they turn to ice (c) slower (d) they never dry
15. 15.💧 Which of these is freezing? (a) sweat drying on skin (b) butter going runny (c) drops on a cold glass (d) a pond icing over
16. 16.⚖️ 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
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 amount of water”? (a) we change it (b) we keep it the same (c) we measure it
18. 18.🧺 Do we need turmeric powder for the water cycle bowl? (a) needed (b) not needed
19. 19.💧 What happens to water vapour when it touches the cold cling film? (a) it turns to salt (b) it turns to drops (c) it turns to smoke (d) it disappears
20. 20.🧺 Which of these is needed for the water cycle bowl? (a) a balloon (b) a battery cell (c) cling film (d) a magnet
21. 21.⚖️ 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 keep it the same (b) we change it (c) we measure it
22. 22.True or false: sweat drying on skin is evaporation. (a) True (b) False
23. 23.⚖️ 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 change it (b) we measure it (c) we keep it the same
24. 24.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) turmeric powder (c) sunlight (d) a small cup
25. 25.🔍 Which is the odd one out? (a) a misty bathroom mirror (b) making ice lollies (c) water becoming ice (d) a pond icing over
26. 26.📘 What is water vapour? (a) water as a gas (b) salty water (c) tiny ice cubes (d) a kind of smoke
27. 27.⚖️ 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
28. 28.🔍 Which is the odd one out? (a) drops under a pot lid (b) a misty bathroom mirror (c) water becoming ice (d) drops on a cold glass
29. 29.💧 Which change is this: ice becoming water? (a) condensation (b) freezing (c) evaporation (d) melting
30. 30.🧺 Do we need sunlight for the water cycle bowl? (a) not needed (b) needed
31. 31.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) a small cup (c) a mirror (d) cling film
32. 32.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) dew on morning grass (d) ice becoming water
33. 33.⚖️ 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) True (b) False
34. 34.💧 Which of these is evaporation? (a) snow turning to water (b) dew on morning grass (c) sweat drying on skin (d) drops on a cold glass
35. 35.💧 Why do water drops form on the outside of a glass of ice water? (a) the glass sweats (b) the glass leaks (c) ice escapes the glass (d) vapour in air cools
36. 36.🧺 Which of these is needed for the water cycle bowl? (a) yeast (b) a magnet (c) water (d) turmeric powder
37. 37.True or false: a balloon is needed for the water cycle bowl. (a) True (b) False
38. 38.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) water (b) cling film (c) a big bowl (d) a magnet
39. 39.💧 Which change is this: a pond icing over? (a) condensation (b) melting (c) evaporation (d) freezing
40. 40.🧺 Which of these is not needed for the water cycle bowl? (a) a big bowl (b) a mirror (c) sunlight (d) cling film

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