4. Let the remaining air out of the tube. You may want to invest in a tire valve tool, but a matchstick, or ink pen can be used to depress the schrader valve stem to do this. The valve stem is the small round piece of metal underneath the plastic cap where air is put into the tire.
Electromagnetism is a branch of physics which involves the study of the electromagnetic force, a type of physical interaction that occurs between electrically charged particles. The electromagnetic force usually shows electromagnetic fields, such as electric fields, magnetic fields, and light. The electromagnetic force is one of the four fundamental interactions in nature. The other three fundamental interactions are the strong interaction, the weak interaction, and gravitation.
The primary Webster's Dictionary definition of the word physics states that it is the science that deals with matter, force, motion and energy. The secondary definition refers to defining the physical properties, processes, composition or phenomena of a system or thing.ccording to Encyclopedia Britannica the word physics describes the science that deals with the structure of matter as well as the interactions between the different parts of the universe. The encyclopedic definition also mentions that physics is the most basic physical science.