The usefulness of iron had been known for centuries however, it was difficult to produce because ovens had to be constantly heated, something the steam engine could do.
Answer:
In the middle ages, girls were typically in their teens when they married, and boys were in their early twenties. The arrangement of the marriage was based on monetary worth. The family of the girl who was to be married would give a dowry, or donation, to the boy she was to marry.
Answer:
C. It is important for the Soviet Union to fight against the Germans to keep their independence.
Explanation:
It make sense that the answer should be "C" because the USSR entered Berlin and Nazi Germany didn't enter Moscow
Conrad Gessner invented the first pencil.
Rome managed to overcome it's difficulties with having issues in it's leading structure and the highest chain in command; namely Roman generals at the time wanted glory for themselves which prevented them from beating Carthage for some period together with the fact that Carthage had the incredible general Hannibal. After they consolidated and joined forces together, they were able to beat Carthage after a campaign of war.
