Jamar entered the freeway at exit 102. He drove east and exited the freeway at exit 228. He then got back on the freeway and drove west to exit 31.What distance did Jamar travel?

The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?