Social Sciences, asked by tharunithin51857, 2 months ago

mind map on people as resources​

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Answered by s02371joshuaprince47
0

Answer:

A seismograph is a device for measuring the movement of the earth, and consists of a ground- motion detection sensor, called a seismometer, coupled with a recording system. Seismographs operate on the principle of inertia. ... Modern research seismometers are electronic, and detect and record motions in all directions.

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