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(4 points)
Match the following astronomical objects with their correct descriptions.
Star cluster
Star system
Planetary system
Galaxy
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A medium-to-large group of tens to thousands of stars. |
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A small group of fewer than ten stars. |
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A system consisting of a star or stellar remnant orbited by planets and other non-stellar bodies. |
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An extremely large group of millions to trillions of stars. |
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(2 points)
Select all of the following that contain stars that formed around the same time from the same cloud of gas and dust.
