If a 1 kilogram mass is hanging on the end of a piece of yarn, how would you determine the frequency of the wave on the string when the yarn is plucked?

What is the order of the moon, earth, and sun in a lunar eclipse and a solar eclipse?

Which boundary is associated with the building of the himalaya mountains? convergent transform divergent hot spot

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