Physics, 05.07.2021 18:40 erickasmith1988
For a school project, Robert records the motion of a snail and plots a position-time graph of the data.
From the graph, the distance the snail travels in the first 20 seconds is
centimeters. After that, the snail remains in the same place for
seconds.
Answers: 2
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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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For a school project, Robert records the motion of a snail and plots a position-time graph of the da...
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