Earth & Moon Mr. Skirbst Physical Science Topic 28
Features of the Moon Galileo Galilei (1609) first to observe moon through telescope
Features of the Moon Galileo Galilei (1609) first to observe moon through telescope He observed large, flat, dark areas and called them Maria (singular mare) – Latin for “sea”
Features of the Moon Galileo Galilei (1609) first to observe moon through telescope He observed large, flat, dark areas and called them Maria (singular mare) – Latin for “sea” He observed light areas that were mountainous and called them highlands
Features of the Moon Craters – circular features ranging from microscopic to hundreds of kilometers across Most due to impacts of material from space, some result from volcanic activity Most are on “far side” of moon
Features of the Moon Rilles – long valley on moon’s surface Could be due to past volcanic activty Hadley Rille visited by Apollo astronauts
Movement of the Moon The moon orbits the Earth
Movement of the Moon The moon orbits the Earth Perigee – closest to Earth Apogee – farthest from Earth
Movement of the Moon The moon orbits the Earth Perigee – closest to Earth Apogee – farthest from Earth Period of Rotation = Period of Revolution * Same side always faces Earth *
Phases of the Moon Apparent changes to the moon’s illumination due to its orbit around the Earth
Phases of the Moon New Moon:
Phases of the Moon Waxing Crescent:
Phases of the Moon First Quarter:
Phases of the Moon Waxing Gibbous:
Phases of the Moon Full Moon:
Phases of the Moon Waning Gibbous:
Phases of the Moon Last Quarter:
Phases of the Moon Waning Crescent:
Tides on Earth Rise and fall of oceans due to pull of moon High Tide: Low Tide:
Tides on Earth Spring Tide:Neap Tide:
Eclipses Solar Eclipse:
Eclipses Lunar Eclipse: