What is Physics?

Physics, a branch of science, is traditionally defined as the study of
matter, energy, and the relation between them. The interaction between matter
and energy is found everywhere. In order for matter to move, it requires some
form of energy.
Sports show many good examples of the relationship between matter and energy.
For instance, a pitcher requires energy to throw a baseball at the incredible speed
and accuracy that is needed to keep the batter from using his energy to try and hit
the ball. The batter exhibits the need for a certain trajectory because he/she needs
to hit the ball har…