Una pelota rueda hacia arriba por un plani inclinado, de tal modo que llega hasta la parte superior en 3 segundos. La velocidad de la pelota canbua 4m/seg. Cada segundo de recorrido. Cuál es la longitud del plano inclinado y cual fue la velocidad inicial de la pelota?

Let v1, v2, w be three linearly independent vectors in r 3 . that is, they do not all lie on the same plane. for each of the following (infinite) set of vectors, carefully sketch it in r 3 , and determine whether or not it is a vector space (i.e., a subspace of r 3 ). explain your reasoning

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island

Is there a point between a 10 nc charge and a 20 nc charge at which the electric field is zero?