What is the density of the most populous cities in the Northeast (Philadelphia, New York City, and Boston)?

The increase of pollutants from in mexico has raised concerns about garage to health and the environment

What is the general rule about surface currents? cold water flows along the ocean floor towards the equator. the east coasts of continents have cold surface currents, and the west coasts of continents have warm surface currents. seasonal and constant offshore winds create significant upwelling along the west coasts of south and north america and africa. the west coasts of continents have cold surface currents, and the east coasts of continents have warm surface currents.

Why would the composition of a meteorite resemble the earth's interior?