Answer:
Steam engines use hot steam from boiling water to drive a piston (or pistons) back and forth. The movement of the piston was then used to power a machine or turn a wheel. To create the steam, most steam engines heated the water by burning coal.
Explanation:
your first question is boiling water
second question is Before steam power, most factories and mills were powered by water, wind, horse, or man. Water was a good source of power, but factories had to be located near a river.
the last one is While the Spaniard first patented a steam-operated machine for use in mining, an Englishman is usually credited with inventing the first steam engine. In 1698, Thomas Savery, an engineer and inventor, patented a machine that could effectively draw water from flooded mines using steam pressure.
Answer:
The first West African kingdom to develop was Ghana empire.
Explanation:
Answer:
Los países ganadores de la segunda guerra mundial formaron alianzas para redefinir la estructura mundial. Estos países ganadores tuvieron mayor poder en la redefinición del order politico mundial.
The Thirty Year's War was over religious disputes. It started when Holy Roman Emperor Ferdinand II of Bohemia tried to limit the religious activities of his servants, igniting rebellion among Protestants. The war draws closer to involve the major powers of Europe, side to side with Sweden, France, Spain, and Austria.
Answer:
Option A. French Emperor Napoleon III tried to gain control of Mexico is the correct answer.
Explanation:
A is correct as Napoleon III ordered the withdrawal from Mexico in 1866, which means that he had nothing to with this war, that started at the end of 19th Century.
All other options led to the outbreak of war, as American newspapers (C) were reporting about the incident surrounding the warship USS Maine.
Question of Cuba( b, d) is the main reason why the war eventually broke out.
