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6th science ch4 sec3

6th science ch4 sec3 Lives of stars

nebula a large cloud of gas and dust spread out in an immense volume
protostar a contracting cloud of gas and dust with enough mass to form a star
white dwarf the blue white core of the star that is left behind and cools
supernova the explosion
neutron stars remains of high-mass stars
pulsars short for pulsating radio sources
black hole an object with gravity so strong that nothing, not even light can escape
Created by: apetosa