The fact that the dam project created so many jobs was extremely beneficial to society because many men had lost their jobs to the great depression. Also, the promise of jobs attracted people out to the western area where the Hoover Dam is located, promoting the economic and social growth of that region.Apr 28, 2014
<span>Not only does the central engine of active galaxies and quasars require a black hole, Accretion disk of matter is also needed to provide the energy radiated.
</span>Dust, other stellar debris, and gas that has come near to a black hole<span> but fallen into it yet forms a flattened band of spinning matter around the event horizon called the </span>accretion disk<span> (or </span>disc<span>).</span>
Humid Subtropical=Southeast China