Question

1. Define epicenter. 2. What is a preamble?

Answer 1

1. Epicenter is the point on the Earth's surface that is directly above the focus(the point where an earthquake originates).
2. The Preamble is an introduction to the Constitution which contains the ideals and basic principles of the Indian Constitution.

Answer 2

Epicentre is the  point where an earthquake originates

Preamble is  an introduction to the Constitution which contains the ideals and basic principles