Also: Explosive energy rises much, much faster than crater diameter. http://palaeo.gly.bris.ac.uk/communication/brana/equation.html http://palaeo.gly.bris.ac.

Also: Explosive energy rises much, much faster than crater diameter. http://palaeo.gly.bris.ac.uk/communication/brana/equation.html http://palaeo.gly.bris.ac.uk/communication/brana/equation.ht... says energy goes up roughly with the 3.4th power of crater diameter, in impact craters.