<h2>
Answer:</h2><h3>
<em><u>Alexander Graham Bell</u></em></h3><h2>
Explanation:</h2>
Alexander Graham Bell is often credited as the inventor of the telephone since he was awarded the first successful patent.
Kinetic energy = (1/2)*mass*velocity^2
KE = (1/2)mv^2
KE = (1/2)(478)(15)^2
KE = 53775J
It's the energy your body spends to just keep you breathing and your heart beating ... just being alive, without trying to DO anything.
It must gain an electron because if the proton number was to change it would no longer be the same element.
<span>The gravitational pull of the sun and moon combined
create larger than normal tides.</span>
