It is the one a real physicist would use.
The physicists used it to study the electrical structure of the atoms.
Ever since, nearly 1,000 physicists from around the globe have been using it to investigate the nature of the early universe.
The following is not the method Cavendish used, but shows how modern physicists would use his results.
Physicists, however, often use units where the gravitational constant takes a different form.
Physicists often use the letter c to denote the speed of light.
And when the physicists aren't using them, the beams are used for biomedical research, including cancer therapy.
He can choose which one to participate in simply by using the same power of observation that the physicist uses with an electron.
Physicists use theory to predict how time is measured.
Physicists use the word symmetry whenever they find that physical laws remain indifferent to some change.