In which situations is heat flow present? Check all that apply.
A substance feels warm.
...
In which situations is heat flow present? Check all that apply.
A substance feels warm.
One substance does not have a temperature.
Two substances have the same temperature.
One substance transfers some of its thermal energy to another substance.
Two substances differ in temperature.
Answers: 1
Physics, 22.06.2019 08:30
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Physics, 22.06.2019 19:30
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.
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This event is the result of a sudden vertical offset in the ocean floor and is most often the result of plate movement on the ocean floor. it destroys coast lines and coastal settlements. what is the event called that causes this type of physical damage? a. volcano b. tsunami c. landslide d. liqufication pls !
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