Which situation would create a fleld like the orne shown here? OA
OB.
Oc.
OD.
Interaction between two magnetic south poles
interaction between two magnetic north poles
Interaction between a south pole and a north pole
interaction between a magnetic south pole and a copper bar

Iwill give extra points to who gets this right

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.

What human activity increases beach erosion?