Aseries of coral reefs is located near a coastline in 3-5 sentences construct an argument about how people can prevent erosion to the coastline.

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass

A) early horses is your answer

All of them are man made