Zenith On the International Space Station, "zenith" and "nadir" are used instead of "up" and "down", referring to directions within and around the station, relative to the earth. Zenith The zenith is an imaginary point directly "above" a particular location, on the imaginary celestial sphere. "Above" means in the vertical direction opposite to the apparent gravitational force at that location. The opposite direction, i.e. the direction in which gravity pulls, is toward the nadir. The zenith is the "highest" point on the celestial sphere. The word "zenith" derives from an inaccurate reading of the Arabic expression (), meaning "direction of the
The Who, What, or Where Game a block of daytime games on NBC during the early 1970s, which began with "Concentration" at 10:30 a.m. Eastern Time and continued to "Three on a Match" at 1:30 p.m. Most of these games were known for emphasizing game play over prizes, which were intentionally small due to memories of the quiz show scandals of the 1950s. "The Who, What, or Where Game" ran at 12:30 p.m./11:30 a.m. Central, opposite "Search for Tomorrow" on CBS, and sitcom reruns, soap operas, and the games "Password" and "Split Second" on ABC. Because NBC ran a five-minute newscast anchored by either Floyd Kalber