Una partícula cargada positivamente se mueve a través de un campo magnético uniforme. Las animaciones muestran los vectores de campo (la posición se da en milímetros y el tiempo en segundos). ¿Qué animación es la correcta? y ¿Por qué?.

the correct choice is a .

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the working equation for the angular size is the product of the physical size and 360 degrees divided by the product of two pi and distance from earth. the minimum size would be 0.559 degrees while the maximum size would be 0.49 degrees. 

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explanation:

physics means: "the branch of science concerned with the nature and properties of matter and energy. the subject matter of physics, distinguished from that of chemistry and biology, includes mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms."