Question

Select the correct answer.
Disturbances inside Earth’s core cause earthquakes. The starting point of the disturbance is called the epicenter. Why does the amplitude of a seismic wave usually decrease as the wave moves away from the epicenter?
A.
The waves lose energy in the form of heat.
B.
The frequency of the waves continues to increase.
C.
The wavelength of the waves continues to decrease.
D.
The waves encounter entirely different mediums.
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Answer 1

Answer:

D.The waves encounter entirely different mediums

Answer 2

Answer:

a

Explanation:

earthquakes occur from the tectonic plates ,,and these plates bump into it and from the heat they start bumping into them it causes earthquake