//Xinnuo Wang                   CS1A                   Chapter6 Page.370 #6
/*******************************************************************************
 * 
 * Caculate Kinetic Energy
 * _____________________________________________________________________________
 * The program accepts mass and velocity and display the kinetic energy.
 * 
 * This program is based on the function:
 * KE = 1/ 2 mv^2
 * _____________________________________________________________________________
 * Input
 *    m   : mass
 *    v   : velocity
 * Output
 *    KE : kinetic energy
 * 
 * ****************************************************************************/
#include <iostream>
#include <cmath>
using namespace std;
double kineticEnergy(double, double);
int main() 
{
	double m, v;
	cout << "The kinetic energy is: " << kineticEnergy(m, v)<< endl;
	return 0;
}
double kineticEnergy(double m, double v)
{
	cout<< "Enter mass in kilogam and velovity in meter per seconds" << endl;
	cin >> m >> v;
	double KE;
	KE = 1.0/ 2* m* pow( v,2);
	return KE;
	
}