A measure of the amount of light given off by a star is its absolute luminosity or magnitude. Absolute magnitude<span> is the measure of </span>intrinsic brightness<span> of a celestial object. It is the hypothetical </span>apparent magnitude<span> of an object at a standard </span>distance<span> of exactly 10 </span>parsecs<span> (32.6 </span>light years<span>) from the </span>observer<span>, assuming no </span>astronomical extinction<span> of starlight. </span>
My preferred way to divide complex numbers is to multiply numerator and denominator by the complex conjugate of the denominator
Located mainly in zones of crustal activity because these zones are often lithospheric plate boundaries
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was used to make jewelerly and tableware
