The sun and stars Crossword
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
 
 
Down: 1) greatness in size, rank or significance3) layer between the sun's core and its surface4) a cloud of gas drawing itself into becoming a star5) The continuous, generally diagonal line or band in the Hertzsprung-Russell diagram ranging from the upper left to the lower right and representing stars of average size whose luminosities correspond predictably to their surface temperatures10) layers of gas surrounding Earth, planets or stars11) all of the space, matter, and energy that exists Across: 2) star, gas and dust held together by gravity3) cloud of plasma extending outward from the sun6) A sudden eruption of hydrogen gas in the chromosphere of the Sun, usually associated with sunspots7) a layer of the sun that lies outside its core8) The outer layer of the sun or a star9) A display of colored lights in the sky, also called northern lights, caused by the interaction of particles from the sun with the upper atmosphere near the North Pole. 12) a unit of distance tat light travels in one year13) A stream of particles (mostly protons) emitted by the sun and permeating the solar system. 14) a cloud of gas and dust spread out to a vast area15) A kind of star about the size of the Earth16) Any of the dark, irregular spots that usually appear in groups on the surface of the Sun (its photosphere ), lasting from a few days to several weeks or more.
 

 

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