Science, asked by sumadinesh987, 1 month ago

hown rovera, 210 krn by coroto ispist
of 70km/hown. Find the time Iskan
to cover this distance,

Answers

Answered by Anonymous

Answer:

Explanation:

When compression takes place in the medium, the density and pressure of the medium increase. This increase and decrease in density and pressure are temporary. Thus, compression is called the region of high density and pressure. Rarefaction is called the region of low density and pressure.

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