Question

specify two differences between internal and external forces .​

Answer 1

Answer:

External forces are forces caused by external agent outside of the system. Internal forces are forces exchanged by the objects in the system. To determine what part should be considered external and internal, mechanical system should be clearly defined.

Explanation:

plz mark me brainlist

Answer 2

Answer:

by external agent outside of the system. Internal forces are forces exchanged by the objects in the system. To determine what part should be considered external and internal, mechanical system should be clearly defined.