In Struggle: SNCC and the Black Awakening of the 1960s. Cambridge: Harvard University Press, 1995. Collier-Thomas, Bettye, and V. P. Franklin, eds. Sisters in the Struggle: African American Women in the Civil Rights-Black Power Movement. New York: New York University Press, 2001. Dudziak, Mary. Cold War Civil Rights: Race and the Image of American Democracy. Princeton: Princeton University Press, 2002. Gilmore, Glenda.
No, an X-ray is not a mechanical wave. An X-ray is an electromagnetic wave. However, in polar molecules, an X-ray can cause the molecule to vibrate rapidly, just like a microwave oven can.
Gamma and X Radiation. Gamma radiation and x rays are highly penetrating electromagnetic radiation. Some characteristics of these radiations are: Gamma radiation or x rays are able to travel many feet in air and many inches in human tissue.