Gravity's Effects on Light: Why Light Doesn't Always Follow a Straight Line

Muhammad Sabih · Oct 10, 2015

why light under high gravity environment does not always follow a straight line?

phinds · Oct 10, 2015

For exactly the reason I gave in your other post:

https://www.physicsforums.com/threads/space-time-curved.836914/#post-5253959

bhobba · Oct 10, 2015

Muhammad Sabih said:

why light under high gravity environment does not always follow a straight line?

It not a quantum question but its because gravity is equivalent to acceleration. If you have a beam of light in an internal frame and accelerate relative to it then its curved.

Thanks
Bill

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