Author Question: If the spectrum of a sunspot shows that it has a maximum intensity at 650 nm, what is the ... (Read 63 times)

cabate · **on:** Jul 27, 2018

If the spectrum of a sunspot shows that it has a maximum intensity at 650 nm, what is the temperature of the sunspot?

a. 650 K
b. 5000 K
c. 1950 K
d. 4500 K
e. 10,000 K

Question 2

Saturn orbits the Sun and follows which laws? Choose the best answer. I. Kepler's first II. Kepler's second III. Kepler's third IV. Newton's law of gravitation

a. I and II b. I, II, and III
c. I, III, and IV d. I, II, III, and IV