On the Atlantic Oceanfloor, there is a long ridge of underwater mountains caused by volcanic eruptions. New volcanoes keep erupting, and new mountains keep forming. Why is this happening?

It is the doctrine that the us had the right and duty to expand throughout north america. it just means they believed they had the right to expand westward and they did! they stated with the 13 colonies and then they kept moving gaining different territories throughout the years

Answergoogle earth; i believe this is the correct answer, plz check first;

This type of energy is called radiant energy.

The correct answer is:   [b]:   "distortion" .