An example of the use of calculus in mechanics is Newton's second law of motion: historically stated it expressly uses the term rate of change which refers to the derivative saying The rate of change of momentum of a body is equal to the resultant force acting on the body and is in the same direction.
Symptoms of conjunctivitis can include. 1  Pink or red color in the white of the eye(s) (often one eye for bacterial and often both eyes for viral or allergic conjunctivitis). 2  Swelling of the conjunctiva (the thin layer that lines the white part of the eye and the inside of the eyelid) and/or eyelids. 3  Increased tearing.
Group A Streptococcus (group A strep, GAS) bacteria can live in a person's nose and throat. The bacteria are spread through contact with droplets from an infected person's cough or sneeze.If you touch your mouth, nose, or eyes after touching something that has these droplets on it, you may become ill.ost group A strep infections are relatively mild illnesses such as strep throat, scarlet fever, and impetigo (a skin infection). Occasionally these bacteria can cause severe and even life-threatening diseases.