def METHOD_NAME(p, old_l, old_t, old_m, new_l, new_t, new_m):
    p.m = convert_mass(p.m, old_m, new_m)
    p.x = convert_length(p.x, old_l, new_l) 
    p.y = convert_length(p.y, old_l, new_l)
    p.z = convert_length(p.z, old_l, new_l)
    p.vx = convert_vel(p.vx, old_l, old_t, new_l, new_t)
    p.vy = convert_vel(p.vy, old_l, old_t, new_l, new_t)
    p.vz = convert_vel(p.vz, old_l, old_t, new_l, new_t)
    p.ax = convert_acc(p.ax, old_l, old_t, new_l, new_t)
    p.ay = convert_acc(p.ay, old_l, old_t, new_l, new_t)
    p.az = convert_acc(p.az, old_l, old_t, new_l, new_t)
    return p