Newton's second law of motion allows the prediction of an object's acceleration given its mass and the total force on it, \(a_{cm}=F_{total}/m\). This is only the one-dimensional version of the law; the full-three dimensional treatment will come in chapter 8, Vectors.
Cellulitis facts. 1  Cellulitis is a bacterial infection of the skin and tissues beneath the skin. 2  Staphylococcus and Streptococcus are the types of bacteria that are usually responsible for cellulitis, although many types of bacteria can cause the condition.
Fungal skin infections. Fungal skin infections are caused by different types of fungi and can be a common culprit of itchy skin. Fungi invade and grow in dead keratin, a protein that makes up your skin, hair and nails. The different types of fungal infections are divided into groups based on what type of fungus is involved.