CHARACTERISTICS OF STARS AND THE SUN
KINDS OF STARS
100
OUR CLOSEST STAR
WHAT IS THE SUN?
100
A STAR TTHAT DOEN'T CHANGE IT'S ABSOLUTE MAGNITUDE BUT CHANGES IT'S APPARENT MAGNITUDE
WHAT IS AN ECLIPSING VARIBLE STAR?
200
ABOUT 70% HYDROGEN 28% HELIUM AND 2% OTHER
WHAT IS THE SUN MADE OF?
200
STARS THAT REPEATEDLY CHANGE IN MAGNITUDE
WHAT ARE VARIABLE STARS?
300
-30
WHT IS THE SUN'S APPARENT MAGNITUDE?
400
-4
WHAT IS VENUS'S APPARENT MAGNITUDE?
400
WHEN A SUPERGIANT COLLAPSES AND IT'S GRAVITATIONAL PULL IS SO GREAT THAT CAN'T STOP COLLAPSING AND ESSENTIIALLY DISSAPEARS FOREVER
WHAT ARE BLACK HOLES?
500
A GREEK WHO LIVED 130 YEARS BEFOE CHRIST
WHO IS HIPPARCHUS?
500
MAY 1993
WHHEN WAS THE PRE/ COSTAR FOUNNND
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