Q&A

How does energy bend space-time?

How does energy bend space-time?

Since matter carries energy (via Einstein’s famous relation that energy is mass times the speed of light squared), such objects will have a gravitational field and so they will distort space-time. This gravitational field is in addition to that produced by the matter of the charge or magnet.

What force bends space-time?

gravity
Ever since Einstein formulated his general theory of relativity, almost a century ago, it has been known that gravity bends space-time. But now, a scientist has shown how magnetic fields in space can straighten out the bend in space-time caused by gravity.

How does mass and energy warp spacetime?

Place a mass down anywhere in the Universe, and the space around it will curve in response. We are taught that mass warps spacetime, and the curvature of spacetime around mass explains gravity – so that an object in orbit around Earth, for example, is actually going in a straight line through curved spacetime.

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How does mass affect space-time?

Gravitational time dilation occurs because objects with a lot of mass create a strong gravitational field. The gravitational field is really a curving of space and time. The stronger the gravity, the more spacetime curves, and the slower time itself proceeds.

How do you bend space and time?

“If space can be bent, then spacetime can be bent.” One proposed method of time travel is via wormholes. “We know that space can be bent. If space can be bent by, say, gravity, then spacetime can be bent,” Beacham said.

What force is explained by general relativity?

It was conceived by Einstein in 1916. General relativity is concerned with gravity, one of the fundamental forces in the universe. Gravity defines macroscopic behaviour, and so general relativity describes large-scale physical phenomena.

What does general relativity explain?

The general theory of relativity (or general relativity for short) is a major building block of modern physics. It explains gravity based on the way space can ‘curve’, or, to put it more accurately, it associates the force of gravity with the changing geometry of space-time.