celestial equator is the great circle in which the plane of the terrestrial Equator intersects the celestial sphere; it consequently is equidistant from the celestial poles. When the Sun lies in its plane, day and night are everywhere of equal length, a twice-per-year occurrence known… Is the celestial equator theRead More →

Experimental research is mostly used to make scientific innovations and find major solutions to problems while non-experimental research is used to define subject characteristics, measure data trends, compare situations and validate existing conditions. What is the primary reason that using non-experimental data to measure a treatment effect can be problematic?Read More →

On Earth, the main jet streams are located near the altitude of the tropopause and are westerly winds (flowing west to east). Jet streams may start, stop, split into two or more parts, combine into one stream, or flow in various directions including opposite to the direction of the remainderRead More →

Kennedy’s New Frontier domestic program included increased federal aid to education, medical insurance for the elderly, and anti-poverty initiatives—three major proposals that were all blocked in Congress. What is New Frontier quizlet? New Frontier. …, The campaign program advocated by JFK in the 1960 election. He promised to revitalize theRead More →

First Punic War, also called First Carthaginian War, (264–241 bce) first of three wars between the Roman Republic and the Carthaginian (Punic) empire that resulted in the destruction of Carthage. The First Punic War was fought to establish control over the strategic islands of Corsica and Sicily. What importance doesRead More →

Cell membranes are composed primarily of fatty-acid-based lipids and proteins. Membrane lipids are principally of two types, phospholipids and sterols (generally cholesterol). Why is the cell membrane a bilayer? (A) The plasma membrane of a cell is a bilayer of glycerophospholipid molecules. … This is because they are two-faced molecules,Read More →

In government, bicameralism (bi, “two” + camera, “chamber”) is the practice of having two legislative or parliamentary chambers. Thus, a bicameral parliament or bicameral legislature is a legislature which consists of two chambers or houses. Bicameralism is a defining feature of the idea of mixed government. What is purpose ofRead More →