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Black holes cannot be seen as they don't reflect any light.
The centre of black hole is called singularity - a point of infinite density i.e the space curvature extends to infinity.
According to scientists, billons of black holes exists of which millions are having the abode Milky way galaxy
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Black holes can be big or small. Scientists think the smallest black holes are as small as just one atom. These black holes are very tiny but have the mass of a large mountain. Mass is the amount of matter in an object.
The largest black holes are called "supermass...
A black hole is a region where gravity is so strong that light cannot escape itself.
A black hole has a boundary called the event horizon. It is where gravity is just strong enough to track light back and prevent it from escaping. Because nothing can travel faster than ligh...
Blackholes from out, look completely dark, but inside it contains some light.
Similarly, the fear on our faces represents the outermost part of the black hole, while inside us there exists a hope called light.
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