The mean distance from saturn to the sun is 9 times greater than the mean distance from earth to the sun. how long is a saturn year?

Light traveling in a medium with a refractive index 1.19 is incident on a plate of another medium with index of refraction 1.79. at what angle of incidence is the reflected light fully polarized?

Física: un futbolista patea hacia el arco con una velocidad de 15m/ah, calcular: a)el alcance para un ángulo de tiro de 25º, b) el tiempo que el balón permanece en el aire.

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