Ch. 2 Flashcards

1
Q

a ball of hot gases that gives off light and other types of energy

A

STAR

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2
Q

everything that exists throughout space

A

UNIVERSE

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3
Q

a star system that contains a large group of stars

A

GALAXY

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4
Q

a round nearly round space object that orbits a star

A

PLANET

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5
Q

a large rocky object that orbits a planet

A

MOON

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