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The most massive stars collapse to from _______ when they die.
a giant cloud of gas and dust
light-years
to be above part of the atmosphere
neutron stars
red
galaxy
black hole
nuclear fusion starts
Astronomers typically measure the distance to stars in
a giant cloud of gas and dust
light-years
to be above part of the atmosphere
neutron stars
red
galaxy
black hole
nuclear fusion starts
The solar system was formed from
a giant cloud of gas and dust
light-years
to be above part of the atmosphere
neutron stars
red
galaxy
black hole
nuclear fusion starts
A huge group of single stars, star systems, star clusters, dust and gas bound together by gravity are
a giant cloud of gas and dust
light-years
to be above part of the atmosphere
neutron stars
red
galaxy
black hole
nuclear fusion starts
What color are the coolest stars?
a giant cloud of gas and dust
light-years
to be above part of the atmosphere
neutron stars
red
galaxy
black hole
nuclear fusion starts
Why are many large optical telescopes located on mountains?
a giant cloud of gas and dust
light-years
to be above part of the atmosphere
neutron stars
red
galaxy
black hole
nuclear fusion starts
A star is born when
a giant cloud of gas and dust
light-years
to be above part of the atmosphere
neutron stars
red
galaxy
black hole
nuclear fusion starts
_________ is an object whose gravity is so strong that nothing can escape it.
a giant cloud of gas and dust
light-years
to be above part of the atmosphere
neutron stars
red
galaxy
black hole
nuclear fusion starts
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