Phases of the Moon

Changes in the moon's appearance are

• phases

• eclipses

• stages

• cycle

What causes the moon's phases

• Where you are standing on Earth

• the amount of sunlight reflected onto the moon from the sun

• The tilt of Earth

• how fast the moon is moving

Define Waxing

• Moon is increasing and light part appears to be growing

• Completely illuminated

• Moon is decreasing and light part appears to be shrinking

Define Gibbous

• Less than half of moon visible

• More than half of moon visible

• None of moon visible

Define Full Moon

• None of moon is visible

• Less Than half of moon is visible

• Complete moon face is visible

Define New Moon

• None of moon is visible from Earth

• Moon is 1/2 visible from Earth

• All of moon visible from Earth

Define Quarter Moon

• Less than Half the moon is visible

• Half of the moon is visible

• More than half of moon is visible

The phase of the moon that occurs between the sun and Earth

• New Moon

• Waning Crescent

• Full moon

What is illuminating the Moon?

• Mirrors

• Sunlight

• Flood Lights

The cycle of the moon lasts about a _.

• day

• week

• month

• year