What is the process of conduction in terms of particle movement

The gravitational attraction between two objects will if one object acquires more mass .

The equation that describes a transverse wave on a string is y = (0.0120 m)sin[(927 rad/s)t - (3.00 rad/m)x] where y is the displacement of a string particle and x is the position of the particle on the string. the wave is traveling in the +x direction. what is the speed v of the wave?

To create electromagnetic induction, which of the following has to move? a. a wire b. a magnet c. a transformer d. either a or b