Geography, asked by bhavya8086, 9 months ago

Who invented the seismograph and when?​

Answers

Answered by AdarshAbrahamGeorge
1

Answer:

Chang Heng

132 A.D.

Explanation:

The first seismograph was invented in 132 A.D. by the Chinese astronomer and mathematician Chang Heng. He called it an "earthquake weathercock." Each of the eight dragons had a bronze ball in its mouth.

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Answered by Anonymous
1

Answer:

Seismograph was invented by a Chinese, Chang

Heng in 132 AD

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