Arno Penzias and Robert Wilson are famous for____.
a. creating the first microwave telescope
b. finding the direction of the center of the Universe
c. detecting energy released in the splitting of the electroweak force
d. detecting the large redshift background radiation from the big bang
e. measuring the temperature of the big bang
Question 2Why does the temperature of the corona rise with latitude?
a. Atoms undergo fission when repelled by the corona.
b. Atoms become neutralized as they dissipate in higher altitudes.
c. Atoms within the corona become more ionized at higher altitudes.
d. Atoms are forced upward from the chromosphere to the corona.
e. Atoms are less excited as they move from the photosphere to the corona.
Question 3Hot gas created during the big bang should be detectable becausethe ____.
a. gas has traveled with galaxies as they formed and is spread through the Universe of the present day
b. big bang occurred everywhere at once, and should be visible in any direction at long look-back times
c. big bang occurred in a certain location, and the radiation from the gas is concentrated there
d. gas has travelled to the edges of the Universe and will be visible at negative redshifts
e. radiation emitted by the gas has travelled at the same speed as the expanding Universe and is visible all around us
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