Voltage and potential difference are the same thing. Nobody out of school uses the latter term. Voltage is the potential in an electrical circuit to cause the flow of current (ie, electrons). wikipedia: Voltage is commonly used as a short name for electrical potential difference.
Population of Jamaica 2014. As of 1 January 2015, the population of Jamaica was estimated to be 2 767 704 people. This is an increase of 0.73 % (20 112 people) compared to population of 2 747 592 the year before. In 2014 the natural increase was positive, as the number of births exceeded the number of deaths by 34 785. Due to external migration, the population declined by 14 672. The sex ratio of the total population was 0.969 (969 males per 1 000 females) which is lower than global sex ratio.
Located in the continent of the Caribbean, Jamaica covers 10,831 square kilometers of land and 160 square kilometers of water, making it the 170th largest nation in the world with a total area of 10,991 square kilometers.Jamaica became an independent state in 1962, after gaining its sovereignty from The United Kingdom.ocation of Kingston on a map. Kingston is the capital city of Jamaica. It has a population of 937,700, and is located on a latitue of 18 and longitude of -76.79. Kingston is also the political center of Jamaica, which is considered a Constitutional Monarchy, and home to its Ceremonial head of state.