What is a biome??,explain and define it in you're own words pls...thank you!

If scientists only detect p waves in a certain layer of earths interior what does that tell us?

Short answer/constructed response: respond to the question in 3-5 complete sentences. give details or examples to support your answer. attempt to answer all parts of the question in paragraph form! using the source 1 map, pick two of the 1800's territorial acquisitions you believe were the most important in the development of the united states. provide at least two reasons per territory to explain why you think they were the most important.

The chemical or mechanical process by which rock is gradually broken down eventually becoming soil