Any star that is more luminous than the Sun, but has the same temperature as the Sun, is a(n) ____.
a. pulsating star
b. white dwarf
c. zero age main sequence star
d. giant
e. brown dwarf
Question 2Comets are composed of ____.
a. rock and dust
b. rock and metals
c. ice and metals
d. ice and dust
e. rock and gas
Question 3The Sun is what spectral type?
a. S2
b. G2
c. F2
d. K2
e. ST2 (Spectral Type 2)
Question 4Which term is described as small, icy bodies that orbit the Sun just beyond Neptune?
a. Kuiper belt objects
b. asteroid belt objects
c. Oort cloud objects
d. Jovian belt objects
e. Neptunian belt objects
Question 5The Balmer series of hydrogen absorption lines in stars is located in what part of the electromagnetic spectrum?
a. gamma ray region
b. ultraviolet region
c. visible region
d. infrared region
e. microwave region
Question 6Which best describes the appearance of an asteroid?
a. spherical in shape and covered with craters
b. spherical in shape with a volcanic surface
c. irregular in shape and covered with craters
d. irregular in shape with a volcanic surface
e. spherical in shape and smooth, dusty surface