Moon Phases--Earth Science

Changes in the moon's appearance are

• phases
• eclipses
• stages
• cycle

What causes the moon's phases

• Where you are standing on Earth
• the amt of sunlight reflected onto the moon from the sun
• The tilt of Earth
• how fast the moon is moving

The Moon orbits Earth in a ________________ direction

• clockwise
• counterclockwise
• upwards
• downwards

Define Waxing

• Moon is increasing and light part appears to be growing
• Completely illuminated
• dark side is facing earth
• Moon is decreasing and light part appears to be shrinking

Define Gibbous

• Less than half of moon visible
• More than half of moon visible
• All of moon visible
• None of moon visible

Define Full Moon

• None of moon is visible
• Half moon phase is visible
• Complete moon face is visible
• Less Than half of moon is visible

Define New Moon

• None of moon is visible from Earth
• All of moon visible from Earth
• Moon is 1/2 visible from Earth
• Moon is more than Half Visible from Earth

Define Quarter Moon

• None of moon visible
• Less than Half the moon is visible
• More than half of moon is visible
• Half of the moon is visible

Name this moon phase

• Waxing Gibbous
• Waxing Crescent
• Waning Crescent
• Waning Gibbous

Name this moon phase

• Waning Crescent
• Waxing Crescent
• Waning Gibbous
• Waxing Gibbous