How does the direction of vibration of a longitudinal wave compare to its direction of motion?

What statements accurately describe atoms

State the right hand rule of the direction of magnetic field in a conductor carrying current

A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n