Question

An open system starts with 20,000 J of mechanical energy. The energy
changes to 18,000 J of mechanical energy and 2,058 J of thermal energy.
What is the final total energy of the system?

A 22,058 J
B 20,058 J
C 17,842 J
D 4,058 J

Answer 1

Answer:

B

Explanation:

OTHER DUDE HAD IT WRONG ITS B TRUST

Answer 2

Answer:

its B

Explanation:

it just is