This document defines several key terms and figures from the Scientific Revolution period including atheists, deists, morality, scholasticism, Nicolaus Copernicus, Galileo, Sir Isaac Newton, Tycho Brahe, Francis Bacon, and Johannes Kepler. It outlines their beliefs and contributions such as Copernicus asserting the earth revolves around the sun, Galileo defeating Ptolemy's geocentric theory, Newton inventing calculus and discovering gravity, and Kepler developing laws of planetary motion.