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Flashcards Chapter22

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TermDefinition
Fusion the process or result of joining two or more things together
Convection the movement caused within a fluid
Corona the rarefied gaseous envelope of the sun and other stars
Sunspot a spot or patch appearing from time to time on the sun's surface
Solar Wind the continuous flow of charged particles from the sun that permeates the solar system.
Light Year a unit of astronomical distance equivalent to the distance that light travels in one year
Parallax the effect whereby the position or direction of an object
Nebula a cloud of gas and dust in outer space
Main Sequence a series of star types to which most stars belong
Neutron Star a celestial object of very small radius (typically 18 miles/30 km) and very high density
Black Hole a region of space having a gravitational field so intense that no matter or radiation can escape
Doppler Effect an increase (or decrease) in the frequency of sound, light, or other waves
Created by: ijeoijgil
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