What does the existence of arctic coal tell scientists?

That there used to be an abundance of plants and animals that lived there. Does this help?

Explanation:

Coal forms from dead things from the past being subjected to high pressure.

gametes or germ cells are haploid cells (example: sperm and ova) containing only one set (or n) number of chromosomes and autosomal or somatic cells are diploid cells containing 2n number of chromosomes.

acceleration= v2-v1/t so 8m/s-3m/s / 3s =to 8/3 or

2.67 m/s^2

hope i

-lavira: )