![Physics](/tpl/images/cats/fizika.png)
Physics, 15.10.2019 00:00, microwave13016
We use electrical devices that produce motion, light, and sound. which aspect of energy explains why these devices are possible?
a. energy can't be created.
b. energy can change from one form to another.
c. energy isn't made of matter.
d. energy can't be destroyed.
![answer](/tpl/images/cats/otvet.png)
Answers: 2
Other questions on the subject: Physics
![image](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 17:20, ednalovegod
The specific heat of silver is 0.057 calories/gram°c. if 10.0 grams of silver were heated and the temperature of the sample changed by 20.0°c, how many calories of heat energy were absorbed by the sample?
Answers: 1
![image](/tpl/images/cats/fizika.png)
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
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 15:00, deonnaturner68p7hz7y
What sort of waves exhibit the doppler effect?
Answers: 1
Do you know the correct answer?
We use electrical devices that produce motion, light, and sound. which aspect of energy explains why...
Questions in other subjects:
![Konu](/tpl/images/cats/istoriya.png)
History, 18.10.2020 14:01
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mkx.png)
Arts, 18.10.2020 14:01
![Konu](/tpl/images/cats/biologiya.png)
Biology, 18.10.2020 14:01
![Konu](/tpl/images/cats/es.png)
![Konu](/tpl/images/cats/en.png)
English, 18.10.2020 14:01
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/fizika.png)
Physics, 18.10.2020 14:01