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Q & A: Is light affected by gravity?

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Most recent answer: 12/01/2015
Q:
If light is not affected by mass, than how does a black hole "trap" light? It can't be gravity since it has no affect on light. Also, how would gravitational lensing occur?
- Mike L. (age 16)
Northglenn, CO, USA
A:

Light is definitely affected by gravity, for example in the gravitational lensing you mention..

For an extensive discussion, see .

Mike W.


(published on 12/01/2015)

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