possible ignition wires/coil, mass airflow, or torque converter clutch failure.
The rhythm probably calms them.
Back in Black by AC DC
possibly your tires or a wheel bearing, listen at lower speeds, if you rock the steering wheel back and forth and it comes and goes it's probably a wheel bearing
Rocking back and forth when crying is a self-soothing mechanism that can help regulate emotions by providing a sense of comfort and security. The rhythmic movement can help release tension and calm the nervous system during moments of distress.
Yes, the particles in a rock do vibrate back and forth, but the movement is very small and not easily detectable without special equipment. This vibration is a result of the thermal energy present in the rock causing the particles to jiggle in place.
because that baby could go to sleep
There is nothing to it! Just sit on it and rock back and forth!
The grinding noise you hear are your shocks and struts. If you experience bouncy while you are driving, as well, you should have them changed.
Rock
p-waves
To remove a seized speed sensor, pry it loose with a thin screwdriver and gently rock it back and forth while pulling with steady pressure.