Very
explain how the following instruments: binoculars, reflecting or refracting telescope, spectroscope, and compact satellite dish gives us a better understanding of the universe and the solar system.

Basically, they just allow us to see farther into space, therefore letting us see in closer detail what objects in space are made of, such as flaming balls of gas (stars).

Okay well gravitational energy is matter forced by gravity making energy though the kinetic energy then the electric energy produces electricity from the kinetic energy and the kinetic energy gets its energy from the gravitational energy. was that the answer you wanted or something else?