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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Answer:

1: two 2: wobble 3: eclipsing

Explanation:

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The most appropriate word to fill in the blanks in the given sentences are:

I. Two (2).

II. Wobble.

III. Eclipsing.

A star is a giant astronomical or celestial object that contains a luminous sphere of plasma and bounded together by its own gravitational force.

A binary star system refers to a star system that typically comprises two (2) stars and these includes;

  • Brighter star.
  • Dimmer star.

Generally, the dimmer star is easily detectable by astronomers because its gravity causes the bright star to wobble.

Additionally, the dimmer star can be spotted by astronomers through an observation of a phenomenon that is referred to as an eclipsing binary.

An eclipsing binary is an astronomical phenomenon that occurs or takes place when a dim star passes in front of the bright star.

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