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Solution Definition Match





Definition Match Solution
ellipse oval
heliocentric Sun-centered
kilometer 1000 meters or 0.62 miles
aurora a glow in a planet’s ionosphere
inferior planets planets closer to the Sun than Earth
meteorite an extraterrestrial rock found on Earth
light-year the distance traveled by light in a year
comet a bright streak of light caused by meteoroid
asteroid a medium-sized rocky object orbiting the Sun
ionosphere a region of charged particles in the upper atmosphere
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