Answer:
Revolution. As the earth rotates on its axis, it also revolves in orbit around the sun. It takes exactly 365 days for Earth to make one full trip around the sun -- our definition of a year.
Explanation:
<u>Revolution. As the earth rotates on its axis, it also revolves in orbit around the sun. It takes exactly 365 days for Earth to make one full trip around the sun -- our definition of a year.</u>
Phenotypes. Phenotypes are a type of physical traits.
Uniformitarianism(1785)
Relative dating(around the 1800’s)
Absolute dating also known as radiometric dating (1905)
Neptunium (1940)