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Chapter 16 - Space

TermDefinition
LIGHTYEAR The distance light travels in one year.
SOLAR FLARE When parts of the chromosphere erupt like a volcano and cause temporary brights spots in the chromosphere.
NEBULA A cloud of gas and dust in which new stars form.
SUPERNOVA A gigantic explosion that occurs near the end of the life of some stars.
RED GIANT When the hydrogen runs out, the outside of the star expands and it becomes a red giant.
WHITE DWARF The remnants of the collapse of a red giant star.
BLACK DWARF A very small cooled remain of white dwarf that emits no detectable light.
BLACK HOLE A point in space that has such a strong force of gravity that nothing within a certain distance of it can escape.
GALAXY A huge system of stars, dust, and gas held together by gravity.
CONSTELLATION A group of stars that forms a pattern.
Created by: mmlehman
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