Answer:
The technological changes included the following: (1) the use of new basic materials, chiefly iron and steel, (2) the use of new energy sources, including both fuels and motive power, such as coal, the steam engine, electricity, petroleum, and the internal-combustion engine, (3) the invention of new machines
Answer:
Booth used his actor's connections there to gain access to the president's box.
This is for the first part of the questions.
Explanation:
Answer: Romulus, Remus
Remus was so bold as to jump over Romulus' wall jestingly. In response to Remus' mockeries and for jumping over his wall, Romulus, angered by his brother's belittlement, killed him.
Answer:
1) Hughes invented Hughes Aircraft in 1932 which helped form many ideas and inventions in aerospace tech.
2) Hughes drill bit was named "Rock Eater" because it penetrated medium and hard work with 10 times more speed then any former bit.
3) (I don't know if were still talking about the drill bit or what but here's my answer for that) "Rock Eater" found virtually all the oil discovered in the glory days of wildcatting, making Howard the richest man in the world at the time.
4) "Rock Eater" penetrated 14 feet of hard rock in 11 hours which no previous equipment had been able to penetrate.
5) It greatly effected the oil industry and the Hughes Tool Company.
Explanation:
(Really hope this helps!! Sorry if any of these are incorrect, if they are I am very very sorry! Have a lovely day by the way! <3)