2.2 - 2.3 Moon Phases, Eclipses, and Tides

Front

The changing appearances of the Moon as seen from Earth.

Back

moon phases

Front

Moon phase that occurs when the Moon is between Earth and the Sun, at which point the Moon cannot be seen because its lighted half is facing the Sun and its dark side faces Earth.

Back

new moon

Front

The moon is a quarter of the way around the Earth. You can see the right half of the moon.

Back

first quarter moon

Front

The phase of the moon in which we see the entire moon lighted, and it appears bright and round.

Back

full moon

Front

The phase of the moon when it is three-quarters of the way through its orbit, and we see half of the moon lighted.

Back

third quarter moon

Front

The phase of the moon in which only a curved edge of the moon's side that faced earth is illuminated, lasts about 6 days, can be a small sliver or almost a quarter moon.

Back

crescent moon

Front

When the size of the illuminated portion of the moon is greater than half but not a full moon, lasts about 6 days can be almost all white or just a little more than 1/2 white.

Back

gibbous moon

Front

When the Moon appears to get bigger.

Back

waxing moon

Front

When the Moon appears to get smaller.

Back

waning moon

Front

Spring tide or Neap tide?

Back

Spring tide