Why does light redshift when climbing out of a gravitational field?

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Why does light redshift when climbing out of a gravitational field?

2007-06-14 14:02:17 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Physics

3 answers

It loses some energy climbing out of the energy well.

2007-06-14 14:08:40 · answer #1 · answered by Gene 7 · 0⤊ 0⤋

Harvard Tower experiment by Pound, Rebka,and Snyder.

http://hyperphysics.phy-astr.gsu.edu/hbase/relativ/gratim.html

2007-06-14 21:30:47 · answer #2 · answered by Uncle Al 5 · 0⤊ 0⤋

accelleration, think of the light waves being pulled and flattened by the field, the flattening makes the wavelength longer and redder, light being pulled into a grav field would be blue shifted.

2007-06-15 00:38:27 · answer #3 · answered by nzpzc9 1 · 0⤊ 0⤋