If the magnitude of the resultant force acting on the bracket is to be 440 n directed along the positive u axis, determine the magnitude of f

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

Describe cytokinesis in plants and animals. in animals: in plants.

What can change the speed of sound as it travels through the ocean? a. salinity only b. density and salinity c. salinity and distance from land d. density and distance from land