Step 1: Earn a Bachelor's Degree. To become a teacher in Texas, a bachelor's degree from an accredited university is a requirement. Texas universities don't offer degrees specifically in education; instead, aspiring teachers may select any major that interests them.
Definition of Felsic Rocks. Felsic rocks are igneous rocks that are rich in feldspar and silicon. The word 'felsic' was made up from parts of those words. Because they are made of lighter elements, they tend to be more buoyant than mafic rocks, which are rocks high in magnesium and iron, like basalt. Granite is the most common felsic rock.
Answers. Best Answer: terms used to describe igneous rock compositions. Mafic is a generic term meaning magnesium and iron enriched (and thus generally low in silica), Felsic is a generic term meaning enriched in feldspar and silica (and thus generally lower in iron and magnesium).