Chapter 8 Stars And Galaxies Question Preview (ID: 8317)

Study Guide Questions For Content In Chapter 8.[print questions]

Which flame color burns the hottest?
a) blue
b) red
c) yellow
d) orange

Our sun is a yellow star. What elements would you find in it?
a) calcium and other metals
b) hydrogen
c) helium
d) molecules

In which part of a spiral galaxy would you find nebulas?
a) spiral arms
b) central bulge
c) the halo
d) throughout the galaxy

What kind of stars are low mass and remain on the main sequence a long time and may be some of the oldest in the galaxy?
a) Red dwarf
b) White dwarf
c) Red giant
d) Yellow star

How does a star die?
a) in a supernova explosion
b) in a globular cluster
c) in a nebula
d) when it enters a spiral galaxy

What are large groupings of stars in space?
a) galaxies
b) quasars
c) planets
d) pulsars

What class star is our sun?
a) G
b) A
c) B
d) F

What are the majority of the stars in our galaxy?
a) main-sequence stars
b) white dwarf
c) blue
d) red giant

The H-R Diagram is used as a tool for studying stars because it shows how stars
a) are classfied by temperature and brightness and change over time
b) are classified by temperature
c) are classified by brightness
d) change over time

Which galaxy does not fit into any other class because its shape is not regular?
a) irregular
b) spiral
c) elliptical
d) barred spiral

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