Black holes

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Accretion disk

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A structure formed by the diffuse material in orbit around a massive central body like a star or black hole.

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The minimum speed needed for a free object to escape the gravitational influence of a massive body

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escape velocity

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NGSS.HS-PS2-4

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Formed when a star explodes

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supernovea

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NGSS.HS-ESS1-3

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System where there are two astronomical bodies that are close enough that their gravitational attraction causes them to orbit around each other

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binary system

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NGSS.HS-ESS1-4

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The point in the center of the black hole where we believe that physics as we know it may cease to exist

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singularity

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A neutron star is

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an extremely dense mass of neutrons formed at the core of a supernova; neutrons are formed by the compression of electrons and protons

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A region in spacetime beyond where events cannot affect an outside observer, this is the point at which there is no return and time is said to standstill.

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event horizon

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Why can we see black holes?

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We see the light of the stars at its event horizon, they reflect off of objects around the accretion disk.

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Are supermassive black holes thought to be in the center of our galaxy (the Milky Way)?

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true

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When do astrophysicists believe miniature black holes may have formed?

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During the big bang.

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NGSS.HS-ESS1-2