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Sun, moon, earth

TermDefinition
Satellite It is 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 lager mass than nearby objects.
Meteor Is a streak of light produced when a small piece of rock or ice.
Comet Is a cold mixture of dust and ice that develops a long trail of light.
Constellation A pattern or group of stars that people imagine represent a figure animal, or object.
Geocentric An earth centered model.
Heliocentric Sun central model.
Ellipse Oval shape of the plants orbits.
Axis Imaginary line thought tge Morty pole to South Pole
Rotation Spinning on earths axis is rotation.
Revolution Is the movement of one object around other.
Orbit Orbits around the sun.
Solstice Earth is most tilted toward or away from the sun causes the longest or shortest daylight year.
Equinox Night and day 12 hours.
Gravity This force that attracts all objects.
Law of universal gravitation Every objects attracts every other and its force depends on mass and distance.
Phase Different shape of the 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 Darkest part of a shadow where light is completely blocked
Penumbra Area of a shadow where light is partially blocked.
Tide Daily rise and fall of ocean water
Spring tide Higher high tide tides during full and new moons
Neap tides Lower high tides during the first and third quarter moons.
Maria Dark smooth lava covered with craters
Highlands Higher lighter areas on the moon covered with craters.
Weight Force of gravity on a object
Inertia Force that keeps plant Montaigne.
Sun Largest object in our solar system.
Created by: user-1979332
 

 



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