A forest has a reflectance of 0.15 at a wavelength of 0.55 microns. If the sun is at an angle of 60 degrees from the vertical and the solar intensity at the surface is 1200 W/m2 , how much light is being reflected from the forest

There are two routes similar in terrain; however, one route has an incline of approximately 28 degrees, and you must decide on which route to take. what is the maximum road grade that your fully loaded ecv can climb?

As the distance from a magnet increases, what happens to the magnet force?

Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton