Alighthouse was 1,000 meters inland on a coast when it was built. after 100 years it was 10 meters inland. what most likely changed the relative position of the lighthouse? a. erosion of the lighthouse by the sand b. chemical weathering due to oxygen c. erosion of the beach by the ocean d. chemical weathering due to water plz asap

isaac newton first proposed that earth was not perfectly round. instead, he suggested it was an oblate spheroid—a sphere that is squashed at its poles and swollen at the equator.

the idea of the earth being a flat disc is also inconsistent with the fact that a given lunar eclipse is only visible from half of the earth at a time. the only shape that casts a round shadow no matter which direction it is pointed is a sphere, and the ancient greeks deduced that this must mean the earth is spherical.

trade

explanation:

um is there supposed to be choices?

literally just took the test, got a 100%. i couldn't be bothered to type it all out, so i just took pictures.

should be in order from q 1 to 35.