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WOW Words 1-4

1st 9 Weeks Group 4

QuestionAnswer
light year the distance light travels in a year
rotation the spinning motion of a planet on its axis
axis an imaginary line about which a body rotates
revolution the movement of an object around another object
ellipse oval shaped orbit
orbit the curved path of a celestial object or spacecraft around a star, planet, or moon
planet a celestial body moving in an elliptical orbit around a star
constellation an imaginary pattern of stars in the sky
solar system the collection of 8 planets and their moons in orbit around the sun, together with the smaller bodies.
solar eclipse the moon passes in front of the sun, resulting in the Earth falling into the shadow of the moon
lunar eclipse the moon passes directly behind the Earth into its shadow
phase a period or stage in the process of change
Created by: sfelder
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