Compara los índices de refracción del agua ,aire y vidrio.¿qué sucede con la desviación del rayo luminoso al pasar desde el aire al agua y desde el aire al vidrio? Explica.

Abus travels 280km south along a straight path with an average velocity of 88km/h to the south. the bus stops for 24 min, then it travels 210 km south with an average velocity of 75 km/h to the south. how long does the total trip last?

Why do atoms emit energy of only specific wavelengths

An electron moving at 5.06 103 m/s in a 1.23 t magnetic field experiences a magnetic force of 1.40 10-16 n. what angle does the velocity of the electron make with the magnetic field? there are two answers between 0° and 180°. (enter your answers from smallest to largest.)