Biology Forums - Study Force

On a clear night when an observer in Los Angeles sees a first quarter Moon an observer in London would see
 
  a. a full moon.
  b. a first quarter moon.
  c. a new moon.
  d. a third quarter moon.
  e. any of the above, depends on the time

Question 2

We can determine the surface temperature of a star from
 
  a. studying its continuous spectrum.
  b. studying its line absorption spectrum.
  c. measuring the star's luminosity.
  d. Both a and c
  e. All of a, b, and c

Question 3

The phase of the Moon on a particular night is determined by
 
  a. the season of the year.
  b. the speed of the Moon in is orbit.
  c. the relative positions of the Sun, Earth, and Moon.
  d. how the Earth's shadow hits the Moon.
  e. the distance from the Earth to the Moon.

Question 4

If two stars are emitting the same amount of light, the star that is farther will appear
 
  a. brighter.
  b. dimmer.
  c. redder.
  d. bluer.
  e. They will have the same brightness as seen from Earth.

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Thank you for being such a great website leader! All of your answers were right.