Question

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Q. what is the mass/radius ratio of earth? ​

Answer 1

Answer:

mass 5.972 ×10^24 kg

radius 6,371 km

Answer 2

Explanation:

Heat wave,light wave, microwave,and radio Wave are of same nature.

2)Heat wave,light wave, microwave,and Sound wave are same nature.

3)light wave, microwave,Sound wave and radio wave are of same nature.

4)Heat wave,light wave, Sound wave and radio Wave are of same nature.