A meteoroid is a small rocky or metallic body in outer space. Meteoroids are significantly smaller than asteroids, and range in size from small grains to one-meter-wide objects. Objects smaller than this are classified as micrometeoroids or space dust. Most are fragments from comets or asteroids, whereas others are collision impact debris ejected from bodies such as the Moon or Mars. When a meteoroid, comet, or asteroid enters Earth's atmosphere at a speed typically in excess of 20 km/s, aerodyn
The Jeffersonian Republicans' first newspaper. Partisan politics spurred newspaper growth in the United States from 92 in 1790 to 329 at the end of Thomas Jefferson's presidency. All but 56 were identified with a political party.
Answered by The Community. Making the world better, one answer at a time. The dominant issue of the 1884 presidential election was the expansion of the United States. Other issues included protective tariffs and the start of the Bank of the United States.ames Knox Polk (Democrat) defeated Henry Clay (Whig Party) in 1844. Polk was a surprise nominee and is often referred to as the Dark Horse President. (Actually he was a for â¦ mer Speaker of the US House and a governor of Tennessee-not exactly a total unknown.). 1 person found this useful.