Days of Hot Weather in Naples. Highs in the 80s Fahrenheit are common every month of the year here. And nearly every summer day at Naples reaches into the 90s F. But the thermometer normally stops short of 100 Â°F (38 Â°C). Days per month in Naples of at least 70, 80 or 90 Â°F.
The first steam locomotive was built by Richard Trevithick; it first ran on 21 February 1804, although it was some years before steam locomotive design became economically practical. The first commercial use of a steam locomotive was Salamanca on the narrow gauge Middleton Railway in Leeds in 1812.
Posted on. (Answer #1). The first steam powered railroad locomotive debuted on Feburary 21st, 1804. On that day the engine carried 10 tons of iron, 5 wagons and 70 men nearly 10 miles in 4 hours and 5 minutes, an average speed of nearly 5mph. Richard Trevithick, an Englishman, was the inventor of the machine.osted on. (Answer #1). The first steam powered railroad locomotive debuted on Feburary 21st, 1804. On that day the engine carried 10 tons of iron, 5 wagons and 70 men nearly 10 miles in 4 hours and 5 minutes, an average speed of nearly 5mph. Richard Trevithick, an Englishman, was the inventor of the machine.