What is the value of Stephen's constant ?
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Physics, 22.06.2019 09:30
True or false graphs must include scales that increase by the same amount
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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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Physics, 22.06.2019 19:30
The ability to make things happen is also called a. heat b. force c. matter d. energy
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Physics, 22.06.2019 23:40
A2.50 × 105 w motor is used for 26.4 s to pull a boat straight toward shore. how far does the boat move toward shore if a force of 4.20 × 104 n is applied by the motor?
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History, 10.12.2020 19:50
Chemistry, 10.12.2020 19:50
History, 10.12.2020 19:50
Mathematics, 10.12.2020 19:50
Mathematics, 10.12.2020 19:50
Physics, 10.12.2020 19:50
History, 10.12.2020 19:50
Mathematics, 10.12.2020 19:50
Mathematics, 10.12.2020 19:50