Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 726 · 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.⚖️ 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) sun or shade (c) the time we wait
2. 2.True or false: a battery cell is needed for the water cycle bowl. (a) False (b) True
3. 3.💧 In the covered bowl, where does the water vapour come from? (a) the cling film (b) water warmed by the Sun (c) the air outside (d) the bowl itself
4. 4.💧 Which change is this: a puddle drying up? (a) evaporation (b) freezing (c) condensation (d) melting
5. 5.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) more drops form (c) fewer drops form (d) the water turns red
6. 6.📘 What is water vapour? (a) tiny ice cubes (b) salty water (c) water as a gas (d) a kind of smoke
7. 7.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a magnet (b) sunlight (c) ice cubes (d) a small cup
8. 8.True or false: drops on a cold glass is freezing. (a) True (b) False
9. 9.True or false: a puddle drying up is evaporation. (a) True (b) False
10. 10.True or false: making ice lollies is condensation. (a) False (b) True
11. 11.True or false: a small cup is needed for the water cycle bowl. (a) False (b) True
12. 12.⚖️ 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 change it (b) we measure it (c) we keep it the same
13. 13.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) water (d) a mirror
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) they never dry (d) slower
15. 15.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) the water increases (b) it turns to salt (c) it turns to ice (d) some water evaporates
16. 16.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) hot water can scald (c) it changes colour (d) hot water is heavy
17. 17.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) turmeric powder (c) a magnet (d) a small cup
18. 18.⚖️ 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 time we wait (b) how many drops form (c) sun or shade (d) the size of the bowl
19. 19.True or false: snow turning to water is melting. (a) True (b) False
20. 20.⚖️ 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 keep it the same (b) we measure it (c) we change it
21. 21.🧺 Do we need yeast for the water cycle bowl? (a) not needed (b) needed
22. 22.🧺 Do we need water for the water cycle bowl? (a) needed (b) not needed
23. 23.⚖️ 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
24. 24.⚖️ 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 the one thing we change. (a) True (b) False
25. 25.🔍 Which is the odd one out? (a) making ice lollies (b) a pond icing over (c) wet clothes drying (d) water becoming ice
26. 26.💧 Which of these is evaporation? (a) a puddle drying up (b) drops under a pot lid (c) ice becoming water (d) snow turning to water
27. 27.💧 Which change is this: snow turning to water? (a) condensation (b) evaporation (c) melting (d) freezing
28. 28.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
29. 29.💧 Which of these is freezing? (a) snow turning to water (b) a misty bathroom mirror (c) making ice lollies (d) butter going runny
30. 30.💧 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
31. 31.💧 Which of these is freezing? (a) wet clothes drying (b) dew on morning grass (c) water becoming ice (d) sweat drying on skin
32. 32.⚖️ 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
33. 33.True or false: a puddle drying up is condensation. (a) True (b) False
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) the size of the bowl (b) the time we wait (c) the cling film cover (d) sun or shade
35. 35.⚖️ 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) the cling film cover (b) how many drops form (c) sun or shade
36. 36.🧺 Which of these is needed for the water cycle bowl? (a) cling film (b) turmeric powder (c) a magnet (d) a mirror
37. 37.True or false: water becoming ice is freezing. (a) False (b) True
38. 38.True or false: a mirror is not needed for the water cycle bowl. (a) True (b) False
39. 39.💧 Which change is this: drops on a cold glass? (a) condensation (b) melting (c) freezing (d) evaporation
40. 40.True or false: dew on morning grass is condensation. (a) False (b) True

Free science experiments lessons, practice and worksheets at talentjr.in/science-experiments-for-kids