Apologia - Physical Science - Module 16: An Introduction to Astrophysics
Vocabulary from Module 16 of Apologia Educational Ministries' Exploring Creation with Physical Science (2nd Edition) by Dr. Jay Wile
The process by which two or more small nuclei fuse to make a bigger nucleus
The process by which a large nucleus is split into smaller nuclei
The amount of isotope necessary to sustain a chain reaction
The brightness of a star, corrected for distance, aon a scale of -8 to +19. The smaller the number, the brighter the star.
The brightness of a star as seen in the night sky. The smaller the number, the brighter the star.
The distance light could travel along a straight line in one year
A large ensemble of stars, all interacting through the gravitational force and orbiting around a common center
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