Separating Mixtures Experiment Worksheet

Science experiments lesson 19: Separating mixtures: filter muddy water · Set 269 · 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.🫗 How do we separate tea leaves from tea? (a) handpicking (b) sieving (c) winnowing (d) filtering
2. 2.🔮 Predict: you pour muddy water through two layers of cloth instead of one. The water comes out ___. (a) salty (b) muddier (c) clearer (d) hot
3. 3.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? What do we do with “the amount poured”? (a) we change it (b) we keep it the same (c) we measure it
4. 4.🫗 Which of these is done by handpicking? (a) gravel from fine sand (b) mud from water (c) small stones from dal (d) bran from wheat flour
5. 5.True or false: turmeric powder is not needed for the muddy water filter. (a) False (b) True
6. 6.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? What do we do with “the same funnel”? (a) we measure it (b) we change it (c) we keep it the same
7. 7.🔮 Predict: you filter salty water through cloth. Does the salt stay on the cloth? (a) no, salt passes through (b) it turns to sugar (c) yes, all of it (d) it turns to sand
8. 8.🫗 Which of these is done by evaporating? (a) sugar from sugar water (b) small stones from dal (c) mud from water (d) bran from wheat flour
9. 9.🧺 Three of these are needed for the muddy water filter. Which one is NOT needed? (a) a battery cell (b) cotton or cloth (c) muddy water (d) a funnel
10. 10.🫗 Which of these is done by filtering? (a) sugar from sugar water (b) tea leaves from tea (c) bran from wheat flour (d) small stones from dal
11. 11.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? Which of these is kept the same? (a) the filter material (b) the same muddy water (c) how clear the water is
12. 12.🫗 How do we separate bad grains from rice? (a) evaporating (b) winnowing (c) handpicking (d) filtering
13. 13.🧺 Three of these are needed for the muddy water filter. Which one is NOT needed? (a) sand and pebbles (b) a mirror (c) cotton or cloth (d) a funnel
14. 14.🛟 Why should you never drink water just because it looks clear? (a) clear water is sweet (b) clear water is salty (c) clear water is hot (d) germs are invisible
15. 15.⚖️ 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 same glass (c) the filter material (d) how clear the water is
16. 16.🫗 Which of these is done by handpicking? (a) salt from sea water (b) mud from water (c) bad grains from rice (d) bran from wheat flour
17. 17.True or false: turmeric powder is needed for the muddy water filter. (a) False (b) True
18. 18.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? True or false: how clear the water is is kept the same. (a) False (b) True
19. 19.🫗 How do we separate mud from water? (a) evaporating (b) handpicking (c) sieving (d) filtering
20. 20.🧺 Three of these are needed for the muddy water filter. Which one is NOT needed? (a) a funnel (b) a clean glass (c) yeast (d) sand and pebbles
21. 21.🛟 What should you do after handling muddy water? (a) wash hands afterwards (b) lick your fingers (c) wipe hands on face (d) nothing is needed
22. 22.🫗 Which of these is done by filtering? (a) small stones from dal (b) mud from water (c) bad grains from rice (d) bran from wheat flour
23. 23.True or false: tea leaves from tea is done by evaporating. (a) True (b) False
24. 24.🫗 How do we separate gravel from fine sand? (a) winnowing (b) sieving (c) filtering (d) evaporating
25. 25.🫗 Which of these is done by sieving? (a) gravel from fine sand (b) mud from water (c) husk from rice grain (d) bad grains from rice
26. 26.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? True or false: the same funnel is kept the same. (a) True (b) False
27. 27.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? Which of these is kept the same? (a) the same glass (b) the filter material (c) how clear the water is
28. 28.True or false: a funnel is not needed for the muddy water filter. (a) True (b) False
29. 29.🧺 Do we need a clean glass for the muddy water filter? (a) needed (b) not needed
30. 30.🧺 Do we need a funnel for the muddy water filter? (a) not needed (b) needed
31. 31.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? What do we do with “the same glass”? (a) we change it (b) we keep it the same (c) we measure it
32. 32.🫗 Why does filtered muddy water look clearer? (a) the water evaporates (b) the filter adds soap (c) the mud dissolves (d) the filter traps mud
33. 33.🫗 How do we separate small stones from dal? (a) filtering (b) evaporating (c) sieving (d) handpicking
34. 34.True or false: salt from sea water is done by evaporating. (a) False (b) True
35. 35.True or false: sand and pebbles is not needed for the muddy water filter. (a) True (b) False
36. 36.🧺 Do we need a magnet for the muddy water filter? (a) not needed (b) needed
37. 37.🧺 Do we need a balloon for the muddy water filter? (a) needed (b) not needed
38. 38.🧺 Three of these are needed for the muddy water filter. Which one is NOT needed? (a) cotton or cloth (b) a funnel (c) a balloon (d) a clean glass
39. 39.🧺 Which of these is not needed for the muddy water filter? (a) muddy water (b) sand and pebbles (c) a balloon (d) a funnel
40. 40.🫗 Which of these is done by winnowing? (a) salt from sea water (b) mud from water (c) husk from rice grain (d) bran from wheat flour

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