Vacuum , or on a larger scale a void.
Light and other electromagnetic wavesGravity wavesNeutrinos
An empty space is called Vacuum.
it is called white space and should be 20-30% in a page
The transfer of heat energy through empty space is called radiation.
a vacuum
Yes, the distance of the electrons from the nucleus is approximately relative to the distance from the center of a football field to the edges. In between is empty space.
Radiation.
Venus
vacuum
"radiation"
Conduction
Radiation.