Which is true about surface waves? the disturbance is only parallel to the motion of the wave. the disturbance does not have a specific motion. the disturbance is in a circular motion. the disturbance is only perpedicular to the motion of the wave.

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.

conduction, convection, radiation