Physics, 23.05.2020 17:00, freddhendrickss
Yuri built a model of the Solar System on his desk. But, it is not exactly the same as the real Solar System. What limits his model from being exactly the same? A. The Sun is a big star, and he cannot make a model of a star. B. It would be hard to make a model that shows the real sizes and distances between planets. C. Yuri is not able to use a model to show all eight of the planets. D. He would not be able to make a model that shows the colors of the planets.
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Acarpenter builds an exterior house wall with a layer of wood 2.9 cm thick on the outside and a layer of styrofoam insulation 2.3 cm thick on the inside wall surface. the wood has k=0.080w/(m⋅k), and the styrofoam has k= 0.010 w/(m⋅k). the interior surface temperature is 19.0 ∘c , and the exterior surface temperature is -15.0 ∘c . a.)what is the temperature at the plane where the wood meets the styrofoam? celsius b.)what is the rate of heat flow per square meter through this wall? /m^2
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Yuri built a model of the Solar System on his desk. But, it is not exactly the same as the real Sola...
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