Physics, 27.07.2019 12:30 angelZ3947
Ametal radiator's temperature falls from 90 degrees celsius to 40 degrees celsius. what has happened to the thermal energy contained by the radiator? a. it has increased. b. it has remained constant. c. it has decreased. d. it has been destroyed.
Answers: 1
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What are similarities and differences between refraction, reflection, diffraction and absorption?
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Sobre transformações cĂclicas, sĂŁo feitas algumas afirmações, determine quais estĂŁo corretas. i – a variação de energia interna em uma transformação cĂclica Ă© nula; ii – o trabalho, em uma transformação cĂclica, Ă© sempre positivo; iii – ao completar um ciclo, o gás tem a mesma temperatura com a qual começou a transformação; iv – uma transformação cĂclica Ă©, obrigatoriamente, composta de transformações conhecidas, como adiabática, isocĂłrica, etc: a) i e iii b) i e ii c) ii e iii d) i e iv e) iii e iv
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Atruck driver is attempting to deliver some furniture. first, he travels 8 km east, and then he turns around and travels 3 km west. finally, he turns again and travels 13 km to his destination. what is the drivers total displacement?
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Which best describes the difference between internal and thermal energy?
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Ametal radiator's temperature falls from 90 degrees celsius to 40 degrees celsius. what has happened...
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