Uranium because it is a <span>fuel that is assembled in such a way that a controlled fission chain reaction can be used. The heat created by splitting the U-235 atoms is then </span>used<span> to make steam which spins a turbine to drive a generator, producing electricity.</span>
1000 miles per hour
To make one complete rotation in 24 hours, a point near the equator of the Earth must move at close to 1000 miles per hour (1600 km/hr). The speed gets less as you move north, but it's still a good clip throughout the United States. Hope this helps!
Roosevelt choose to use such emotional language in the four freedoms speech because he needed to appeal the people's emotions to make them feel something so that they'd listen to him.
I think the answer may be a cold front not sure trying to help out