| A | B |
| astronomer | a scientist who studies the motion of stars and planets |
| heliocentric | the theory of a 'sun-centered' |
| excommunication | to be exiled or thrown out of a church or group |
| ellipses | oval orbits of planets |
| heresy | anti-church teachings |
| scientific method | developed by Francis Bacon, it was a new approach to studying the world through observations |
| hypothesis | part of the scientific method, it is an explanation of data |
| rationalism | the belief that all knowledge is based on reason |
| human rights | basic things given to all people |
| American Patiots | people who favored independence from Great Britain |