Question

6. Define the terms 'earthquake' and volcano,​

Answer 1

Earthquake is a term used to describe both sudden slip on a fault, and the resulting ground shaking and radiated seismic energy caused by the slip, or by volcanic or magmatic activity, or other sudden stress changes in the earth.

Volcano is a mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapour, and gas are or have been erupted from the earth's crust.

Step-by-step explanation:

Answer 2

Shaking of the earth which is causwd by sesmic waves through earth rocks is earthquake.

Volcani is the large mountain where lava comes out from the circular hole at the top.