Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 440 · 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.🔮 Predict: wet clothes are hung out on a sunny, windy day. How do they dry? (a) slower (b) faster (c) they turn to ice (d) they never dry
2. 2.🛟 Why should only a grown-up handle any hot water? (a) hot water is magnetic (b) it changes colour (c) hot water is heavy (d) hot water can scald
3. 3.💧 Which of these is evaporation? (a) snow turning to water (b) water becoming ice (c) wet hair drying (d) drops under a pot lid
4. 4.⚖️ 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 amount of water (c) how many drops form (d) the size of the bowl
5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a big bowl (b) cling film (c) sunlight (d) a mirror
6. 6.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) a small cup (b) ice cubes (c) a battery cell (d) a big bowl
7. 7.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
8. 8.🧺 Which of these is needed for the water cycle bowl? (a) water (b) turmeric powder (c) a mirror (d) a balloon
9. 9.⚖️ 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
10. 10.⚖️ 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 time we wait (b) the size of the bowl (c) how many drops form (d) sun or shade
11. 11.🧺 Do we need cling film for the water cycle bowl? (a) needed (b) not needed
12. 12.💧 Why do water drops form on the outside of a glass of ice water? (a) ice escapes the glass (b) vapour in air cools (c) the glass sweats (d) the glass leaks
13. 13.🧺 Which of these is needed for the water cycle bowl? (a) a mirror (b) a balloon (c) a magnet (d) ice cubes
14. 14.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) it turns to salt (b) it turns to ice (c) the water increases (d) some water evaporates
15. 15.⚖️ 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 keep it the same (b) we change it (c) we measure it
16. 16.📘 What is water vapour? (a) salty water (b) a kind of smoke (c) water as a gas (d) tiny ice cubes
17. 17.💧 In the covered bowl, where does the water vapour come from? (a) the air outside (b) water warmed by the Sun (c) the cling film (d) the bowl itself
18. 18.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) yeast (c) a small cup (d) water
19. 19.True or false: butter going runny is condensation. (a) True (b) False
20. 20.🔍 Which is the odd one out? (a) sweat drying on skin (b) making ice lollies (c) wet clothes drying (d) wet hair drying
21. 21.🧺 Do we need a small cup for the water cycle bowl? (a) needed (b) not needed
22. 22.🔍 Which is the odd one out? (a) drops on a cold glass (b) a pond icing over (c) making ice lollies (d) water becoming ice
23. 23.⚖️ 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 change it (c) we keep it the same
24. 24.True or false: butter going runny is melting. (a) True (b) False
25. 25.🔍 Which is the odd one out? (a) making ice lollies (b) a pond icing over (c) drops under a pot lid (d) water becoming ice
26. 26.⚖️ 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
27. 27.🔍 Which is the odd one out? (a) butter going runny (b) snow turning to water (c) ice becoming water (d) wet clothes drying
28. 28.💧 Which of these is condensation? (a) water becoming ice (b) a pond icing over (c) dew on morning grass (d) wet hair drying
29. 29.⚖️ 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) False (b) True
30. 30.⚖️ 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
31. 31.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) the bowl freezes (b) fewer drops form (c) the water turns red (d) more drops form
32. 32.⚖️ 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 size of the bowl (c) sun or shade
33. 33.True or false: a big bowl is not needed for the water cycle bowl. (a) False (b) True
34. 34.True or false: yeast is needed for the water cycle bowl. (a) False (b) True
35. 35.💧 Which change is this: dew on morning grass? (a) freezing (b) condensation (c) melting (d) evaporation
36. 36.💧 Which change is this: a pond icing over? (a) condensation (b) freezing (c) evaporation (d) melting
37. 37.🧺 Which of these is not needed for the water cycle bowl? (a) yeast (b) water (c) ice cubes (d) cling film
38. 38.True or false: water is not needed for the water cycle bowl. (a) False (b) True
39. 39.🌧️ The drops falling back into the bowl are like which part of the real water cycle? (a) sunshine (b) lightning (c) wind (d) rain
40. 40.🛟 What should you do with wet floors after the experiment? (a) pour more water (b) wipe them dry (c) leave them wet (d) slide on them

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