Question

what bends space-time?

mass or energy? one or both?​

Answer 1

Explanation:

Gravity bends light

Light travels through spacetime, which can be warped and curved—so light should dip and

curve in the presence of massive objects.

Hope it well help you

Answer 2

The spacetime curvature around any massive object is determined by the combination of mass and... [+] Other concerns, like velocity, acceleration, and other sources of energy, must be factored in. Matter tells space how to curve, and curved space tells matter how to move