Physics, 07.03.2020 03:16, pennyelaineodom

A system has 600 j of heat and does 300 j of work. What is the change in internal energy?

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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.

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Physics, 22.06.2019 18:00, gabriellarose2930

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Physics, 22.06.2019 22:30, ElmerRamirez

Suppose astronomers built a 140-meter telescope. how much greater would its light-collecting area be than that of the 10-meter keck telescope? express your answer using two sign