Question

An object is moving from north to south. what is the difference of the force of friction on the object​

Answer 1

$Because the object is moving from north to south, the direction of frictional force is from south to north.$

Answer 2

Answer:

Frictional force acts in the direction opposite to the direction of motion of a body. Because the object is moving from north to south, the direction of frictional force is from south to north.