1. What is a population pyramid?

A population pyramid is used to visually represent how many people of various age groups there are.  They are named population pyramids as they typically represent the shape of a pyramid because there are fewer old people than young people.

Sequoia national park  /  inyo national forest, california, u.s. mount whitney is the tallest mountain in california, as well as the highest summit in the contiguous united states and thesierra nevada—with an elevation of 14,505 feet (4,421 m).

Answer were lower;