Sun And Stars Question Preview (ID: 5597)

Our Sun And Stars In General.[print questions]

What powers our sun?
a) nuclear fusion of hydrogen to helium
b) gravitational contraction
c) magnetism
d) combustion

What causes sunspots?
a) convection
b) radiation
c) nuclear fusion
d) magnetism

Our sun is a
a) neutron star
b) main sequence star
c) white dwarf
d) red giant

Granulation is due to
a) convection
b) radiation
c) nuclear fusion
d) magnetism

The part of the sun we see regularly is the
a) chromosphere
b) corona
c) photosphere
d) core

Which of the following is not an outer/atmosphere layer of the sun?
a) photosphere
b) corona
c) chromosphere
d) radiation zone

Which of the following is hotter than it should be based on its distance from the core?
a) the radiation zone
b) the corona
c) the photosphere
d) the chromosphere

Our sun will end its existence as a
a) white dwarf
b) pulsar
c) neutron star
d) black hole

How often do sunspots reach a peak? Every...
a) 11 years
b) 25 years
c) 100 years
d) 1 year

Star formation occurs in the cores of
a) singularities
b) wormholes
c) molecular clouds
d) black holes

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