public void calculateSpeed(){
        if(currentSpeed>blockSpeedLimit && blockSpeedLimit != 0){
            currentSpeed = blockSpeedLimit;
        }else{
            currentSpeed = currentSpeed + (currentAcceleration * deltaT);
        }
        if(currentSpeed > 19.44)            //Max speed can't
            currentSpeed = 19.44;           //exceed 19.44 m/s
        else if(currentSpeed <= 0){         //Min speed can't
            currentSpeed = 0;               //go below 0 m/s
        }
    }