Which of these best describes the difference between a closed and open system and the total energy in the system.
A) Since energy is always conserved, the total energy in both systems remains the same.
B) In a closed system the amount of energy remains the same. In an open system, energy is always released.
C) In a closed system the amount of energy remains the same. In an open system, energy is always absorbed.
D) In a closed system the amount of energy remains the same. In an open system, work is either done on or by the system changing the energy of the system.
Answers: 2
Physics, 22.06.2019 06:30, haha81
Which of these statements is true? a. quarks pair with leptons to form protons and neutrons. b. quarks pair with bosons to form photons. c. quarks pair with photons to form protons and neutrons. d. quarks pair with other quarks to form protons and neutrons. e. quarks pair with electrons to form protons.
Answers: 1
Which of these best describes the difference between a closed and open system and the total energy i...
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