Question

This force on compass dials is an example of a force that _______.

A. needs electricity to act.


B. acts through particles in the air


C. acts only on contact.


D. acts at a distance.

Answer 1

acts at a distance

is the answer

Answer 2

D. Acts at a distance, because magnetic forcefield is in two dots, Earth's north and south magnetic poles, and magnet is on some distance from them.