Author Question: What aspect of Kepler's theory would have horrified all astronomers before Kepler? A) Kepler's ... (Read 80 times)

ishan · **on:** Jul 29, 2018

What aspect of Kepler's theory would have horrified all astronomers before Kepler?

A) Kepler's elliptical orbits.
B) The fact that the Earth has a spherical shape in Kepler's theory.
C) Kepler's simple circular orbits.
D) The fact that Earth was no longer at the center.
E) The absence of any epicycles or circles-within-circles.

Question 2

Given that the wavelengths of visible light range from 400 nm to 700 nm, what is the highest frequency of visible light? (c = 3.0 108 m/s)

A) 3.1 108 Hz
B) 7.5 1014 Hz
C) 2.3 1020 Hz
D) 4.3 1014 Hz
E) 5.0 108 Hz