as a graph of a unmusical machine is plucked harder , the elements will vibrate harder / faster
tapping is sound. pick_up_sticks is game_of_skill. sound_clip is tangible_thing. lumbar_puncture is spinal_tap. angle_grinder is very_noisy_machine. sound is mechanical_vibrations. repetition is rhetorical_device. clipboard is mechanical_device. bouncing is translational_vibration. plethysmograph is measuring_instrument.