Cancer and cancer treatment can make a person more susceptible to infection and increase the risk of gum disease. Alcohol affects oral defense mechanisms. Stress impairs the body's immune response to bacterial invasion.
Magnetometry. Detailed magnetic survey known as magnetometry is an effective and efficient geophysical survey technique used to define areas of past human activity by mapping spatial variations and contrast in the magnetic properties of soil, subsoil and bedrock.
Then you'll love learning trigonometry! Trigonometry is a branch of math that looks at the relationships between side lengths of triangles and their corresponding angles. You'll be able to use your knowledge of geometry and algebra to derive and employ the trigonometric identities. Trigonometry is essential to the understanding of precalculus.