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11 votes
3 answers
2k views

Can light cause gravity? [duplicate]

We know the following: Two masses are attracted to one another, as represented by Newtonian gravity $F = \frac{GMm}{R^{2}}$ Light is massless and bends in the curvature of space-time which can be ...
jpf's user avatar
  • 540
0 votes
1 answer
671 views

How does black hole suck light? [duplicate]

I was asked the same by my friend. I said that gravitational attraction also occurs for high energy particles . My friend said photon is not so very high energy particle which I found on net. He ...
Nobody recognizeable's user avatar