Question

please tell me the answer I will mark as brainliest answers​

Answer 1

Answer:

1. we will separate dirt particle from given sample by the process of threshing
2. Threshing is the process of loosening the edible part of grain (or other crop) from the straw to which it is attached. It is the step in grain preparation after reaping. ... Threshing may be done by beating the grain using a flail on a threshing floor.
3. A mixture in which its constituents are distributed uniformly is called homogeneous mixture, such as salt in water. A mixture in which its constituents are not distributed uniformly is called heterogeneous mixture, such as sand in water. One example of a mixture is air.
4. A substance made by mixing other substances together is called a mixture.
5. By volume, dry air contains 78.09% nitrogen, 20.95% oxygen, 0.93% argon, 0.04% carbon dioxide, and small amounts of other gases. Air also contains a variable amount of water vapor, on average around 1% at sea level, and 0.4% over the entire atmosphere..

Answer 2

Answer:

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Explanation:

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