Physics, 26.08.2020 20:01 ajaymatthew15
WILL MARK BRAINLIEST A. Is energy exchanged between your system (the device) and its surroundings? B. Is matter exchanged between your system (the device) and its surroundings? C. Is it an open, closed or isolated system? Explain. 2. What is the law of conservation of energy? 3. Describe two examples of how the law of conservation of energy is demonstrated in the device you created. 4. In the lesson a thermos is presented as an example of an isolated energy system. How could you change the thermos into an open energy system?
Answers: 2
Physics, 22.06.2019 09:00, cmflores3245
Sobre transformações cíclicas, são feitas algumas afirmações, determine quais estão corretas. i – a variação de energia interna em uma transformação cíclica é nula; ii – o trabalho, em uma transformação cíclica, é sempre positivo; iii – ao completar um ciclo, o gás tem a mesma temperatura com a qual começou a transformação; iv – uma transformação cíclica é, obrigatoriamente, composta de transformações conhecidas, como adiabática, isocórica, etc: a) i e iii b) i e ii c) ii e iii d) i e iv e) iii e iv
Answers: 1
Physics, 22.06.2019 14:30, val926
When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell
Answers: 2
Physics, 23.06.2019 12:30, joyelewis58
The potential energy for a mass on a spring is proportional to the square of which of these quantities? a. mass b. frequency c. period d. displacement e. velocity
Answers: 1
WILL MARK BRAINLIEST A. Is energy exchanged between your system (the device) and its surroundings? B...
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