Optics: : [op-tiks] - noun. A branch of physics that studies electromagnetic radiation (for example, light and infrared radiation), its interactions with matter, and instruments used to gather information due to these interactions.Optics includes the study of sight. branch of physics that studies electromagnetic radiation (for example, light and infrared radiation), its interactions with matter, and instruments used to gather information due to these interactions.
By 1924, the National Flag Conference, under the leadership of the American Legion and the Daughters of the American Revolution, changed the Pledge's words, 'my Flag,' to 'the Flag of the United States of America.'
Commentary on the Pledge of Allegiance. As a schoolboy, one of Red Skelton's teachers explained the words and meaning of the Pledge of Allegiance to his class. Skelton later wrote down, and eventually recorded, his recollection of this lecture. It is followed by an observation of his own. I - - Me; an individual; a committee of one.