What mountain range separates india and china?

An enormous wave generated by an earthquake beneath the seafloor is known as a

About 140,000 japanese died in this japanese city when americans dropped an atomic bob at the end of world war ii

This is a 2017 topographic map of puerto rico in the united states, and i'm sorry that people there have suffered such a disaster. i want to ask, what do the yellow dots and areas represent on this graph? and the blue area and the little blue circle, and the little blue sign that looks like a signal tower, what do they stand for?