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Sun-Earth-Moon

All about the sun earth and moon

TermDefinition
Satellite A body that orbits a planet
Star A giant ball of superheated gas, or plasma, composed of hydrogen and helium
Planet Spherical, orbits the Sun, with a larger mass than nearby objects
Meteor A streak of light produced when a small piece of rock or ice known a a meteoroid burns up as it enters Earths atmosphere
Comet A cold mixture of dust and ice that develops a long trail of light as it approaches the sun.
Constellation A pattern or group of stars that people imagine represents a figure, animal, or object.
Geocentric Earth-centered model
Heliocentric A sun centered model
Ellipse Oval shape of the planets’ orbits
Axis Imaginary line that passes from the North Pole, trough the Earth’s center, to the South Pole
Rotation The spinning of Earth on its axis
Revolution Is the movement of one object around another
Orbit Earth’s path around the sun
Solstice Earth is most tilted toward or away from the sun which causes the longest or shortest daylight of the year
Equinox Earth is is not tilted toward the Sun which causes equal day and night
Gravity The force that attracts all objects toward each other
Law of universal gravitation Every object in the universe attracts every other and force and it’s force depends on mass and distance
Inertia The tendency of an object to resist a change in motion
Phase Different shape of moon you see
Solar eclipse When the moon passes directly between the earth and sun during a new moon
Lunar eclipse Occurs during a full moon when earth is directly between the moon and sun.
Umbra The darkest a part of a shadow where light is completely blocked
Penumbra Area of shadow where light is partially blocked
Tide Daily rise and fall of ocean water
Spring tide Higher high tides during full and new moons
Neap tide Lower high tides during the first and third quarter moons
Maria Dark, smooth, lava covered areas on the moon covered with craters
Highlands Higher lighter areas on the moon covered with craters
Weight Force of gravity on an object
Sun Largest object in our solar system
Created by: user-1979333
 

 



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