Which statement is true? (2 points) a. combustion engines burn gasoline, a renewable resource, to power a vehicle. b. hydroelectric dams use the energy from flowing water, a nonrenewable resource, to generate electricity. c. many power plants burn fossil fuels, a renewable resource, to generate electricity. d. solar cells use the energy from the sun, a renewable resource, to generate electricity.
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Physics, 22.06.2019 04:00
The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane
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Physics, 22.06.2019 07:20
What is the magnitude of the acceleration vector which causes a particle to move from velocity −5i−2j m/s to −6i+ 7j m/s in 8 seconds. answer in m/s.
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Physics, 22.06.2019 09:00
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 23:30
Which model displays the change in a gas when the temperature of the gaseous system decreases?
Answers: 3
Which statement is true? (2 points) a. combustion engines burn gasoline, a renewable resource, to p...
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