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Chapter 14 A not back

STUDY
PLAY
Which of the following star colors has the highest temperaure?
Blue
What are the two forces that keep a star in a balanced, stable condition, while it is a main sequenced star
high temperature expansion and gravitational contraction.
Where a main sequenced star is located on the HR-Diagram depends on its temperature and its
Mass
Why does a less massive star have a longer life span
higher pressure at the core of a massive star means a faster fusion reaction.
Which of the following describes the correct order of events in the life of a star?
prostar, main sequence, red giant, supernova, black hole
In which part of a newborn star does a fussion reaction occur
the core
What are astronmical distances not measured with standard referent units of distance such as kilometers or miles
All of the above
Nearby stars appear to move ______ relative to polaris
counter clockwise
How far polaris appears above the horizon depends on
your latitude
The name of our galaxy is the
Milky Way
Compared to the magnitude of one star a star with a magnitude of 2 is
less than half is bright