Arope pulls on a metal box at an angle of 60.0° with a force of 255 n. the box moves horizontally for 10.0 m. how much work was done on the box?

Will a heavier bowling ball hit pins better than a lighter bsll

You can decrease the resistance of a length of wire by

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