Author Question: Most of the visible light we see coming from the Sun originates from the a. chromosphere. b. ... (Read 62 times)

NguyenJ · **on:** Jul 27, 2018

Most of the visible light we see coming from the Sun originates from the

a. chromosphere.
b. photosphere.
c. corona.
d. sunspots.
e. magnetic field.

Question 2

Kepler's first law of planetary motion implies that

a. the planets move at a constant speed at all points in their orbits.
b. the planets all move around Earth in elliptical orbits.
c. uniform circular motion is adequate to describe the motion of all planets.
d. planets move in elliptical orbits around the Sun.