Stars #1 Question Preview (ID: 23575)
Life Cycle Of A Star.
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A large cloud of dust and gas in space is a
a) neutron star
b) supernova
c) nebula
d) red giant
Once a star has “turned on” it is known as a
a) main sequence star
b) white dwarf
c) black dwarf
d) neutron star
When a low or medium mass has become a red giant the outer part grows larger and drifts into space forming a
a) protostar
b) supernova
c) planetary nebula
d) black hole
The earliest stage in a star’s life cycle is the
a) black hole
b) white dwarf
c) planetary nebula
d) protostar
When a main sequence star runs out of hydrogen fuel it expands to become
a) a white dwarf or a red giant
b) a red giant or a supergiant
c) a supergiant or a supernova
d) a black dwarf or a red dwarf
Which stage in a star’s life cycle exerts such a strong gravitational pull that no light escapes?
a) a black dwarf
b) a black hole
c) a supernova
d) a protostar
The remains of a high mass star is a
a) black dwarf
b) supernova
c) neutron star
d) neutron nebula
In which layer of the sun does nuclear fusion take place?
a) photosphere
b) convective zone
c) radiative zone
d) core
In which layer of the sun’s interior is energy transferred mainly by electromagnetic radiation?
a) core
b) photosphere
c) convective zone
d) radiative zone
Which layer of the sun’s atmosphere looks like halo during an eclipse?
a) photosphere
b) chromosphere
c) corona
d) solar flare
What feature of the sun is an area of gas that is cooler than the gases around them?
a) solar flare
b) sunspot
c) prominence
d) solar wind
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