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.
While when we talk about pontoons, we are almost always referring to pontoon boats, the buoyancy of pontoons allow them to be used for a wide variety of uses. A pontoon is a device that can take on various shapes that is buoyant in the water and can be used for practical purposes to support a various amount of weight.