| A | B |
| Council | a series of meetings of Roman Catholic Church leasers in the 1400's dealing with issues of church law and faith |
| Indulgence | a certificate issued by the pope that was said to reduce or cancel punishment for a person's sins |
| Heretic | a person who speaks opinions that disagree with the beliefs of the Roman Catholic Church |
| Protestant | a reformer who protested against the abuses of the Catholic Church in the 1500's |
| Reformation | the reform movement of the 1500's that resulted in the separation of the Protestant churches from the Roman Catholic Church |
| pamphlet | an unbound published work such as an essay that is usually on a current topic |
| predestination | the belief that God has determined all things in advance including the salvation of souls |
| Counter Reformation | the reform movement within the Roman Catholic Church whose goals were to abolish abuses and reaffirm traditional beliefs |
| Inquisition | a Roman Catholic Church court revived during the Counter Reformation for the purpose of trying,convicting, and punishing heretics |
| Scientific Revolution | the era of scientific thought in Europe during which careful observation of the natural world was made and accepted beliefs were questioned |
| Scientific Method | a series of logical steps formulated by Francis Bacon and used in scientific research that stressed observation and experimentation |
| Hypothesis | an assumption that accounts for a set of facts and that can be tested by investigation |
| Ninety-Five Theses | objections to the Catholic Church written by Martin Luther that were an invitation to scholars to debate certain church issues |
| Schism | a separation into parts |
| Index of Prohibited Books | a list of books that were banned because they went against the Catholic churches beliefs |
| legacy | anything handed down from the past |
| describe | give an account of |
| impact | influence and effect |
| technology | use of science to solve problems |
| impeded | to slow or delay |
| Great Schism | when the Catholic church split into to parts: Eastern and Western |