Hellp i need answerr
(i couldent fit all 4 images into 1 so i did 2 shots with the snip...
![Physics](/tpl/images/cats/fizika.png)
Physics, 11.10.2019 14:30, SoccerdudeDylan
Hellp i need answerr
(i couldent fit all 4 images into 1 so i did 2 shots with the snip tool)
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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Physics, 22.06.2019 16:30, makaylahamrick
Which magnetic property best describes a magnet’s ability to act at a distance? magnets are dipolar. magnets attract only certain objects. magnets have magnetic fields. magnets can transfer their properties to certain materials.
Answers: 1
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 19:30, isiahb123
A47.2 g block of copper whose temperature is 480 k is placed in an insulating box with a 91.8 g block of lead whose temperature is 200 k. (a) what is the equilibrium temperature of the two-block system? (b) what is the change in the internal energy of the two-block system between the initial state and the equilibrium state? (c) what is the change in the entropy of the two-block system? the heat capacities of copper and lead are 386 j/kg·k and 128 j/kg·k, respectively.
Answers: 1
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