Aristotle believed that the earth:

was round
was flat
consisted of caverns and tunnels
was a hollow globe with a thick outer layer

Yo eat these free points uuppp cuz why not, right man? 30 to nom nom nym on.

How was the structure of american society different in 1848 than it has been in 1800

30 a town is built on the banks of a small lake on the edge of a desert. after some time, the townspeople discover that water from the lake has become too polluted to use. describe one way that the lake may have been contaminated by the actions of the townspeople, and explain how the townspeople can remediate this problem.