Could spacetime be an infinitely stretched/redshifted photon?

You are making a great point! I'm a fan of Brian Cox, he always explains things with true enthusiasm.


There is a greater "pull" if you could call it that, on something close to earth than on something further away from earth, if you take the bowling ball and the feather and have them at much greater distances from eachother you could have the feather being pulled by gravity while the bowling ball isn't pulled much at all.
????
Newton... If both the bowling ball and feather start from rest at the same distance from earth, the same acceleration will be 'imparted' on each.
The earth 'pulls' on the bowling ball with a greater force than on the feather, even though both ball and feather start from the same distance.
Find Newton's gravitation laws on the web to check it out.

Btw, the ball if dropped alone will travel less distance before hitting the earth, than the feather if it was dropped alone. Why?
 
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