Question

Cotton is solid but it floats on water .why?​

Answer 1

Cotton is a solid which has minute (porous) holes. The pores tend to trap the air and thus the density of cotton becomes less than that of the water. The cotton becomes lighter than water and floats on water.

Answer 2

Answer:

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Explanation:

Cotton is a solid which has minute (porous) holes. The pores tend to trap the air and thus the density of cotton becomes less than that of the water. The cotton becomes lighter than water and floats on water.