Author Question: Aristotle's hypothesis was that: A) lunar eclipses were created by our shadow. B) only a ... (Read 79 times)

altibaby · **on:** Jul 27, 2018

Aristotle's hypothesis was that:

A) lunar eclipses were created by our shadow.
B) only a spherical Earth would always cast a circular shadow on the Moon.
C) lunar eclipses would have to happen every full moon.
D) the Sun lay at the center of the planet orbits.
E) the Moon orbited the Earth.

Question 2

An effective theory must:

A) have been proven.
B) must have been around for centuries or longer.
C) be continuously tested.
D) include mathematical formulae.