PLS HELP ASAP THIS TEST IS DUE IN A FEW MINUTES!! which of the following describes an action-reaction pair?

a. earth's gravity pulls down on you, and your gravity pulls up on earth
b. you push a car forward, and the car pulls you forward.
c. friction slows you down, and the normal force holds you up.
d. your hat pushes down on your head, and your feet push down on the ground.

This chart shows characteristics of three different types of waves. which statement is best supported by the information in the chart? wave x and wave y are mechanical waves, and wave z is an electromagnetic wave. wave x and wave y are electromagnetic waves, and wave z is a mechanical wave. wave x and wave z are electromagnetic waves, and wave y is a mechanical wave. wave x and wave z are mechanical waves, and wave y is an electromagnetic wave.