Un carro tiene una velocidad inicial de 2 metros por segundos. Más tarde presenta una velocidad final de 30 metros por segundo ¿ cuál fue el valor de su aceleración?

What is the fate of the electrons that interact with a specimen in an electron microscope?

The dot diagram represents the motion of the motorcycle as it moves from left to right

Light traveling in water, nwater = 1.33, strikes a plastic block at an angle of incidence of 51.4°; part of the beam is reflected and part is refracted. if the index of refraction of the plastic is 2.0, what is the angle made by the reflected and refracted beams?