Geophysical evidence suggests that lineaments in an exploration area may trend 60 degrees from North. In order to enhance these lineaments, what are the two optimum radar look directions?

The softest and hardest minerals are: softest hardest

The substances that are necessary for producing of certain hormones and that store and transport vitamins

What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th