Options: the intensity of light emitted by them changes with time, the distance of the stars from the earth changes with time, the refractive index of the different layers of the earth's atmosphere changes continuously, consequently the position of the image of a start changes with time, the light from the star is scattered by the dust particles and air molecules in the earth's atmosphere
Options: Laurissa in the north and Godwanaland in the south, Laurissa in the south and Godwanaland in the north, Laurissa in the east and Godwanaland in the west, Laurissa in the west and Godwanaland in the east
Stripped of his heavyweight title in 1967 for refusing induction into the U.S. military, Muhammad Ali regained the heavyweight championship on October 30, 1974, in Kinshasa, Zaire with an eighth-round knockout of which prizefighter?
Options: George Foreman, Joe Frazier, Leon Spinks, Sputnik
Options: payment by government for purchase of goods and services, payment made by business enterprises to factors of production, payment made by companies to shareholders, payment made by the government to business enterprises, without buying any goods and services