Celestial Phenomena Flashcards

Front

New Moon

Back

Moon is between Earth and Sun; not visible

Front

Full Moon

Back

Entire face of the Moon is illuminated

Front

First Quarter

Back

Half of the Moon is visible; right side lit

Front

Third Quarter

Back

Half of the Moon is visible; left side lit

Front

Waxing Crescent

Back

Growing phase; right crescent visible

Front

Waning Crescent

Back

Shrinking phase; left crescent visible

Front

Waxing Gibbous

Back

More than half visible; growing

Front

Waning Gibbous

Back

More than half visible; shrinking

Front

Earth's Rotation

Back

Earth spins on its axis; 24 hours

Front

Earth's Revolution

Back

Earth orbits the Sun; 365.25 days