Question

How was aristarchus's explanation of the movement of objects in the sky different from other scientists' earlier explanations? select two options. he discovered venus’s phases. he argued that earth rotates on its axis. he explained the concept of retrograde motion. he described the epicycles of the planets in the sky. he stated that the sun is the center of the solar system.

Answer 1

the answer is: He discovered Venus's phases. He argued that Earth rotates on its axis.

Step-by-step explanation: