What coin is worth 5Â¢? How many cents are equal to a one dollar? In this money movie, youâll learn that a penny is worth one cent, or 1Â¢. A nickel is worth five cents, or 5Â¢.
Noun. 1. megaton bomb-a nuclear weapon with an explosive power equivalent to one million tons of TNT. bomb-an explosive device fused to explode under specific conditions. atomic weapon, nuclear weapon-a weapon of mass destruction whose explosive power derives from a nuclear reaction.1  Facebook.oun. 1. megaton bomb-a nuclear weapon with an explosive power equivalent to one million tons of TNT. bomb-an explosive device fused to explode under specific conditions. atomic weapon, nuclear weapon-a weapon of mass destruction whose explosive power derives from a nuclear reaction.
It would, in other words, do extensive damage to any city. If the asteroid is as big as a 20-story building (200 feet on a side), it has an amount of energy equal to the largest nuclear bombs made today -- on the order of 25 to 50 megatons. An asteroid like this would flatten reinforced concrete buildings five miles from ground zero.