HELP ASAP PLS. Choose an optical instrument or a tool. Tell us the type of diffraction it uses. How it works and how diffraction makes this instrument/tool useful.
Drawing the path of light is mandatory for each instrument/tool you choose.

Which governments provide garbage collection services to homes and businesses

Una carga puntual de 3 x 10-6 c se coloca a 12 cm de una segunda carga puntual de - 1,5 x 10-6 c. calcular la magnitud fuerza eléctrica entre las cargas

Auniform crate c with mass mc is being transported to the left by a forklift with a constant speed v1. what is the magnitude of the angular momentum of the crate about point a, that is, the point of contact between the front tire of the forklift and the ground