Answer:
Transport of sediments causes them to become rounder as their irregular edges are removed both by abrasion and corrosion. Beach sand becomes highly rounded due to its endless rolling and bouncing in the surf.
HELIOCENTRIC!!! WE BELIEVE IN THE SUN in the center !! Geocentric is the earth is in the center but the question is asking about our current understanding
<span>Despite its small size, Massachusetts features numerous distinctive regions. The large coastal plain of the Atlantic Ocean in the eastern section of the state contains Greater Boston along with most of the state's population, as well as the distinctive Cape Cod peninsula.</span>