Un haz luminoso llega desde el aire a cierto medio transparente con un ángulo de incidencia de 40 grados. Si el ángulo de refracción es de 25,4 grados a) ¿Cuál es el índice de refracción del material b) ¿cuál es la velocidad de la luz en él?

i believe it is b. what was the cause of the big bang

hope this !

colorectal cancer may also develop from areas of abnormal cells in the lining of the colon or rectum. this area of abnormal cells is called dysplasia and is more commonly seen in people with certain inflammatory diseases of the bowel such as crohn's disease or ulcerative colitis.

scientific laws are the result of testing theories and proving them to be facts.