Separating Mixtures Experiment Worksheet

Science experiments lesson 19: Separating mixtures: filter muddy water · Set 116 · 40 questions

What you do (Choose the right way): 1. Put cotton or cloth in the funnel, then layers of sand and small pebbles. 2. Stand the funnel in a clean glass. 3. Pour muddy water in slowly and watch what drips out. 4. Compare the colour before and after — never drink it — and wash your hands.

1. 1.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? Which of these is kept the same? (a) how clear the water is (b) the same funnel (c) the filter material
2. 2.🛟 What should you do after handling muddy water? (a) lick your fingers (b) wash hands afterwards (c) wipe hands on face (d) nothing is needed
3. 3.🧺 Which of these is needed for the muddy water filter? (a) a magnet (b) yeast (c) a mirror (d) sand and pebbles
4. 4.🧺 Three of these are needed for the muddy water filter. Which one is NOT needed? (a) yeast (b) muddy water (c) cotton or cloth (d) sand and pebbles
5. 5.🧺 Which of these is not needed for the muddy water filter? (a) yeast (b) a funnel (c) muddy water (d) cotton or cloth
6. 6.🫗 How do we separate mud from water? (a) filtering (b) evaporating (c) winnowing (d) handpicking
7. 7.🧺 Which of these is needed for the muddy water filter? (a) turmeric powder (b) a magnet (c) a funnel (d) a mirror
8. 8.🧺 Do we need a magnet for the muddy water filter? (a) needed (b) not needed
9. 9.🫗 Which of these is done by filtering? (a) gravel from fine sand (b) small stones from dal (c) chaff from wheat grain (d) tea leaves from tea
10. 10.🫗 Muddy water is poured through a cloth filter. What stays on the cloth? (a) the water (b) the salt (c) the mud (d) nothing
11. 11.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? True or false: the same muddy water is kept the same. (a) True (b) False
12. 12.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? True or false: the same muddy water is the one thing we change. (a) True (b) False
13. 13.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? Which of these is the one thing we change? (a) the same funnel (b) the filter material (c) the same glass (d) the amount poured
14. 14.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? Which of these is kept the same? (a) how clear the water is (b) the same muddy water (c) the filter material
15. 15.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? True or false: the same glass is kept the same. (a) False (b) True
16. 16.🧺 Do we need a mirror for the muddy water filter? (a) needed (b) not needed
17. 17.🫗 Which of these is done by filtering? (a) bad grains from rice (b) mud from water (c) sugar from sugar water (d) chaff from wheat grain
18. 18.True or false: bad grains from rice is done by handpicking. (a) True (b) False
19. 19.🧺 Three of these are needed for the muddy water filter. Which one is NOT needed? (a) a funnel (b) sand and pebbles (c) a magnet (d) cotton or cloth
20. 20.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? What do we do with “how clear the water is”? (a) we measure it (b) we keep it the same (c) we change it
21. 21.🔍 Muddy water is left still for an hour. What happens to the mud? (a) it sinks to the bottom (b) it dissolves (c) it turns to sand (d) it floats on top
22. 22.🧺 Which of these is needed for the muddy water filter? (a) a mirror (b) turmeric powder (c) a balloon (d) a clean glass
23. 23.🧺 Which of these is not needed for the muddy water filter? (a) a clean glass (b) a funnel (c) a balloon (d) muddy water
24. 24.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? True or false: how clear the water is is what we measure. (a) False (b) True
25. 25.🧺 Three of these are needed for the muddy water filter. Which one is NOT needed? (a) a funnel (b) a balloon (c) muddy water (d) a clean glass
26. 26.🛟 Why should you never drink water just because it looks clear? (a) germs are invisible (b) clear water is sweet (c) clear water is hot (d) clear water is salty
27. 27.🫗 Which of these is done by winnowing? (a) mud from water (b) husk from rice grain (c) bran from wheat flour (d) tea leaves from tea
28. 28.🫗 How do we separate gravel from fine sand? (a) handpicking (b) evaporating (c) sieving (d) winnowing
29. 29.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? Which of these is what we measure? (a) the same muddy water (b) how clear the water is (c) the same funnel (d) the same glass
30. 30.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? True or false: the same funnel is kept the same. (a) False (b) True
31. 31.🧺 Do we need muddy water for the muddy water filter? (a) not needed (b) needed
32. 32.🔮 Predict: tea is poured through a strainer. What happens to the tea leaves? (a) leaves stay behind (b) tea stays behind (c) leaves pass through (d) both stay behind
33. 33.True or false: a battery cell is needed for the muddy water filter. (a) False (b) True
34. 34.True or false: chaff from wheat grain is done by winnowing. (a) False (b) True
35. 35.🧺 Which of these is not needed for the muddy water filter? (a) sand and pebbles (b) a mirror (c) a clean glass (d) a funnel
36. 36.🧺 Three of these are needed for the muddy water filter. Which one is NOT needed? (a) muddy water (b) a funnel (c) cotton or cloth (d) a mirror
37. 37.🧺 Three of these are needed for the muddy water filter. Which one is NOT needed? (a) turmeric powder (b) cotton or cloth (c) sand and pebbles (d) a funnel
38. 38.True or false: a mirror is needed for the muddy water filter. (a) True (b) False
39. 39.🧺 Which of these is needed for the muddy water filter? (a) muddy water (b) turmeric powder (c) a battery cell (d) a balloon
40. 40.True or false: cotton or cloth is needed for the muddy water filter. (a) True (b) False

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