An object is called as a good conductor of electricity when it allows the electrons to flow within it easily (for example a copper rod). Resistance it the opposition to the f â¦ low of electrons through it.
The Ambush of the steamboat J. R. Williams, which was carrying supplies from Fort Smith to Fort Gibson along the Arkansas River on July 16, 1863 demonstrated this. The steamboat was destroyed, the cargo was lost, and the tiny Union escort was run off. The loss did not affect the Union war effort, however.
The 1906 wooden sailing barge Thalatta (which used to carry pig iron) is being rebuilt in this photograph from 21 September 2008. A tow made up of 25 empty barges (5 raked in front, 5 raked abaft, 15 boxed in center) heads up the Mississippi River as seen from the St. Louis Arch 23 June 2007. A dry bulk cargo barge is a barge designed to carry freight such as coal, finished steel or its ingredients, grain, sand or gravel, or similar materials.