Astronomers think of pulsars not as pulsing objects, but rather like a(n) a.Cepheid variable. b.eclipsing binary system. c.RR Lyrae variable. d.lighthouse with a beam that sweeps around the sky. e.car with beams coming out as it drives on a straight road.

A Cepheid variable is a class of stars, that varies in its apparent magnitude values over a period…

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	a.	Cepheid variable.
	b.	eclipsing binary system.
	c.	RR Lyrae variable.
	d.	lighthouse with a beam that sweeps around the sky.
	e.	car with beams coming out as it drives on a straight road.

Astronomers think of pulsars not as pulsing objects, but rather like a(n) a. Cepheid variable. b. eclipsing binary system. c. RR Lyrae variable. d. lighthouse with a beam that sweeps around the sky. e. car with beams coming out as it drives on a straight road.