An object is 16.0cm to the left of a lens. the lens forms an image 36.0cm to the right of the lens. a) what is the focal length of lens? (5 pts) b) sketch the ray diagram considering an extended object? (spts) c) calculate the magnification? describe the image type?

Aray of light traveling parallel to the principal axis of a concave mirror will be reflected through the mirror's

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

Match each scenario to the form of energy it represents