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7 November, 21:29

Star Systems and Galaxies

Instruction

Active

Describing Binary Systems

Complete the paragraph to describe binary systems.

A binary star system is made of| stars, one of which is brighter than the other. Astronomers are able to detect

the dimmer star because its gravity causes the bright star to

Astronomers can also spot the dimmer

star by observing a phenomenon called a (n)

binary. This happens when the dim star passes in

front of the bright star.

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Answers (2)
  1. 7 November, 21:35
    0
    1: two 2: wobble 3: eclipsing

    Explanation:

    A binary star system is made of two stars, one of which is brighter than the other. Astronomers are able to detect the dimmer star because its gravity causes the bright star to wobble. Astronomers can also spot the dimmer star by observing a phenomenon called a (n) eclipsing binary. This happens when the dim star passes in front of the bright star.
  2. 7 November, 21:52
    0
    two

    wobble

    eclipsing
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