Separating Mixtures Experiment Worksheet

Science experiments lesson 19: Separating mixtures: filter muddy water · Set 692 · 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 what we measure? (a) how clear the water is (b) the filter material (c) the same glass (d) the amount poured
2. 2.🧺 Do we need a funnel for the muddy water filter? (a) needed (b) not needed
3. 3.🫗 How do we separate mud from water? (a) winnowing (b) evaporating (c) handpicking (d) filtering
4. 4.⚖️ 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) True (b) False
5. 5.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? Which of these is kept the same? (a) the same muddy water (b) the filter material (c) how clear the water is
6. 6.🧺 Which of these is needed for the muddy water filter? (a) muddy water (b) turmeric powder (c) a balloon (d) a magnet
7. 7.⚖️ 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 amount poured (c) how clear the water is
8. 8.🫗 How do we separate bad grains from rice? (a) handpicking (b) evaporating (c) sieving (d) filtering
9. 9.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? Which of these is the one thing we change? (a) the filter material (b) the same glass (c) the same funnel (d) how clear the water is
10. 10.⚖️ 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) False (b) True
11. 11.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? True or false: the filter material is the one thing we change. (a) False (b) True
12. 12.🧺 Three of these are needed for the muddy water filter. Which one is NOT needed? (a) a magnet (b) cotton or cloth (c) a clean glass (d) muddy water
13. 13.🫗 Which of these is done by handpicking? (a) tea leaves from tea (b) gravel from fine sand (c) small stones from dal (d) sugar from sugar water
14. 14.True or false: mud from water is done by filtering. (a) True (b) False
15. 15.🧺 Three of these are needed for the muddy water filter. Which one is NOT needed? (a) a funnel (b) cotton or cloth (c) a clean glass (d) a balloon
16. 16.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? What do we do with “the same funnel”? (a) we keep it the same (b) we measure it (c) we change it
17. 17.🧺 Three of these are needed for the muddy water filter. Which one is NOT needed? (a) sand and pebbles (b) a clean glass (c) a mirror (d) a funnel
18. 18.🫗 How do we separate chaff from wheat grain? (a) evaporating (b) handpicking (c) filtering (d) winnowing
19. 19.⚖️ 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 change it (b) we keep it the same (c) we measure it
20. 20.🫗 Which of these is done by sieving? (a) tea leaves from tea (b) bad grains from rice (c) sugar from sugar water (d) bran from wheat flour
21. 21.🫗 Is filtered pond water safe to drink? (a) yes, if it is cold (b) yes, if it is clear (c) yes, always (d) no, germs may stay
22. 22.🫗 Which of these is done by winnowing? (a) sugar from sugar water (b) mud from water (c) bad grains from rice (d) chaff from wheat grain
23. 23.True or false: a funnel is not needed for the muddy water filter. (a) True (b) False
24. 24.🔮 Predict: you pour muddy water through two layers of cloth instead of one. The water comes out ___. (a) muddier (b) clearer (c) hot (d) salty
25. 25.🫗 How do we separate tea leaves from tea? (a) winnowing (b) handpicking (c) sieving (d) filtering
26. 26.🧺 Which of these is needed for the muddy water filter? (a) turmeric powder (b) a magnet (c) a battery cell (d) a funnel
27. 27.🧺 Which of these is not needed for the muddy water filter? (a) a clean glass (b) a balloon (c) cotton or cloth (d) muddy water
28. 28.🛟 What should you do after handling muddy water? (a) wipe hands on face (b) nothing is needed (c) lick your fingers (d) wash hands afterwards
29. 29.True or false: turmeric powder is needed for the muddy water filter. (a) True (b) False
30. 30.True or false: muddy water is needed for the muddy water filter. (a) False (b) True
31. 31.🧺 Do we need a clean glass for the muddy water filter? (a) needed (b) not needed
32. 32.🫗 How do we separate small stones from dal? (a) winnowing (b) handpicking (c) filtering (d) evaporating
33. 33.🧺 Do we need sand and pebbles for the muddy water filter? (a) needed (b) not needed
34. 34.True or false: cotton or cloth is not needed for the muddy water filter. (a) False (b) True
35. 35.🫗 Which of these is done by winnowing? (a) bran from wheat flour (b) bad grains from rice (c) husk from rice grain (d) salt from sea water
36. 36.⚖️ Fair test — does a cloth filter or a cotton filter give clearer water? True or false: the amount poured is the one thing we change. (a) False (b) True
37. 37.True or false: a battery cell is not needed for the muddy water filter. (a) True (b) False
38. 38.🔮 Predict: you filter salty water through cloth. Does the salt stay on the cloth? (a) it turns to sand (b) yes, all of it (c) no, salt passes through (d) it turns to sugar
39. 39.🧺 Do we need a battery cell for the muddy water filter? (a) not needed (b) needed
40. 40.🫗 Muddy water is poured through a cloth filter. What stays on the cloth? (a) the water (b) nothing (c) the salt (d) the mud

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