Author Question: NASA's Hubble Deep Field images and GOODS program observations have shown that ____. a. there are ... (Read 65 times)

Wadzanai · **on:** Jul 27, 2018

NASA's Hubble Deep Field images and GOODS program observations have shown that ____.

a. there are large patchy regions of the sky covered with galaxies separated by empty areas
b. the entire sky is thickly covered with galaxies
c. galaxies can be found in all directions, but are relatively rare
d. galaxies are densely concentrated in a disk structure, which contains the Milky Way
e. galaxies are concentrated in two opposite directions on the sky, with very few in between

Question 2

If telescope A is 160 cm in diameter, and telescope B is 32 cm in diameter, how much more light does telescope A gather than telescope B?

a. 5 times
b. 10 times
c. 20 times
d. 25 times
e. 100 times