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Science termss

Astronomy

QuestionAnswer
astronomy The study of the moon, stars, and other objects in space.
axis An imaginary that passes through the Earth's center and the North and South poles, about which Earth rotates.
rotatoin The spinning motion of a planet about its axis.
revolution The movment of an object around an other object.
orbit The path of an object as it revolves around another object in space.
tilt
solstice The to days of the year on which the noon sun is directly overhead at either 23.5 degrees celcuis South or 23.5 degrees celcuis North.
equinox The two days of the year on which neither the hemisphere is tilted toward or away from the sun.
phase One of the diffrent shapes of the moon as seen fro the Earth.
eclipse The partail or total blocking of one object by another.
Gravity The attractive force between two objects; its magnitude depends on their masses and the distence between them.
Tide The rise and fall of the level of water in the ocean.
satellite Any object that revolves around another object in sapce.
Telescope A divice built to study distant objects by making them appear closer.
Geocentric A description of the solar system in which all of the planets revolve around Earth.
Heliocentric A decription of solar system in which all of the planets revolve around the sun.
Inner planet IDK
Outer Planet IDK
Comet A ball of ice and dust whose orbit is a long narrow ellipse.
asteroid Objects revolving around the sun that are too small and too numerous to be considerd planets.
meteroid A chunk of rock or dust in sapce.
constellation A pattern of stars in the sky.
galaky A giant strucsure that contains hundreds and billions of stars.
universe All of space and everything in it.
Milki Way Our Galaxy. (the word "Galaxy" actually means milky way in Greek).
Created by: footballstar
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