Explanation: Epicenter is the part of the earth's surface directly above the focus of an earthquake.
I hope this helps you.
Answer:
Oceanic Crust/Continental Crust
Explanation:
It is a destructive plate boundary between the oceanic crust of the Nazca plate and the continental crust of the South American plate.
A larger amplitude means a smaller sound and a smaller amplitude means a larger sound.
I think you always draw the gravity component. I'm not exactly sure though.