Physics, 14.07.2019 18:00 ginareyes0423
Complete these sentences. if a bouncing ball has a total energy of 20 j and a kinetic energy of 5 j, the ball’s potential energy isj. if the kinetic energy of the ball decreases, then the potential energy will.
Answers: 1
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Physics, 22.06.2019 13:00
Nacidified solution was electrolyzed using copper electrodes. a constant current of 1.18 a caused the anode to lose 0.584 g after 1.52 ✕ 103 s. given that the charge of an electron is 1.6022 ✕ 10−19 c, calculate avogadro's number. assume that copper is oxidized to cu2+ ions.
Answers: 1
Physics, 22.06.2019 15:50
How many neutrons does plutonium -196 with an atomic number of 78.
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Physics, 22.06.2019 21:50
Which of the following is part of the explanation or description of electromagnetic waves? (select all that apply) a. electrically charged molecules in a medium transfer their energy to nearby electrically charged molecules. b. a changing electric field causes a changing magnetic field. c. magnetic molecules in a medium transfer their energy to nearby magnetic molecules. d. a changing magnetic field causes a changing electric field.
Answers: 3
Complete these sentences. if a bouncing ball has a total energy of 20 j and a kinetic energy of 5 j,...
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