class Acceleration {

    public double metersPerSecondSquared;

    public double kilometersPerSecondSquared;

    public double newtonsPerKilogram;

    public Acceleration(double metersPerSecondSquared) {
        this.metersPerSecondSquared = metersPerSecondSquared;
        this.kilometersPerSecondSquared = metersPerSecondSquared / 1000;
        this.newtonsPerKilogram = metersPerSecondSquared;
    }


    public static void main(String[] args) {
        
        Acceleration accelerationEarth = new Acceleration(9.8);

        double timeSeconds = 10.0;
        double distanceMeters = accelerationEarth.metersPerSecondSquared * timeSeconds * timeSeconds;

    }
}