1. What colors do the hottest stars glow?
  Blue or White
  Yellow or Red
  Orange or red

2. Our Sun consists primarily of two gases.
   These gases are?
  Xenon and Carbon
  Nitrogen and Oxygen
  Hydrogen and Helium

3. Thermonuclear reactions occur in the sun;  the energy created flows out into space as what?
  All of the Following:
  Radio Waves
  X-rays and Untraviolet Rays
  Heat and Light

4. Our sun is a Main Sequence star. Other
    stars in this category include?
   Stars of medium size.
  Stars of giant size.
   Stars of super giant size.


5.  Our earth takes one year to revolve
    around the sun.  How long does it take
    the sun to make one revolution around
    the center of the Milky Way?
   50 Thousand Years.
    225 Million Years.
   150 Years.
A
N
S
W
E
R .

K
E
Y
A
B
C
C
B
A
C
A
B
D
A
B
C
T R I v I A
A
B
C
One
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