Welcome to Westonci.ca, where curiosity meets expertise. Ask any question and receive fast, accurate answers from our knowledgeable community. Experience the ease of finding reliable answers to your questions from a vast community of knowledgeable experts. Connect with a community of professionals ready to help you find accurate solutions to your questions quickly and efficiently.

Which of the following is a true statement for a system that is isolated with respect to its mechanical energy?
I. ₖ +ₚ=0
II. ₖ+ₚ=0
III. ₘ₂=ₘ₁

A. I only
C. I and II
B. II only
D. II and III

Sagot :