A waxing crescent Moon is visible

A waxing crescent Moon is visible
 
  a. near the eastern horizon just before sunrise.
  b. near the eastern horizon just after sunset.
  c. near the western horizon just before sunrise.
  d. near the western horizon just after sunset.
  e. from sunset until sunrise.

Question 2

The ____ Moon is visible above the eastern horizon a couple of hours before sunrise.
 
  a. waning gibbous
  b. waxing gibbous
  c. waxing crescent
  d. waning crescent
  e. new

Question 3

The ____ Moon is visible above the western horizon a couple of hours before sunrise.
 
  a. waning gibbous
  b. waxing gibbous
  c. waxing crescent
  d. waning crescent
  e. new

Question 4

The Saros cycle
 
  a. was used in ancient times to predict eclipses.
  b. is 18 years, 11 days long.
  c. accounts for the tides seen on Earth.
  d. was used in ancient times to predict eclipses and is 18 years and 11 days long,
  e. None of the other choices are correct.

Question 5

A lunar eclipse that occurs when the Moon moves completely into Earth's umbral shadow is called
 
  a. a total solar eclipse.
  b. a partial solar eclipse.
  c. an annular eclipse.
  d. a penumbral lunar eclipse.
  e. a total lunar eclipse.