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Radios of 1920 came up with unique characteristic of playing music and voices through broadcast in real time, which other invention didn’t offer.
FurtherExplanations:
Radio became prevalent in every home of America after First World War. This decade saw popping up of hundreds of radio stations broadcastingnews, serial, stories and political speeches. Advertising got replaced from print media to broadcast media. Now advertisement could reach to large number people to far off places. Radio became more effective than print media. Further radio also escalated the process of creating a shared national culture onto the airways and into the homes of families around the country.
Four types of radios were prevalent at that time, they are:
1. Crystal radio- This was the first radio assembledin someone's basement in late 19th century and resulted set up of first radio station for broadcast in Pittsburgh and Detroit, USA. It was small simple and crystal radio receiver with uses no power source other than the radio waves received through a wired antenna.
2. Vacuum Tube Radios and RCA- By the end of the decade a radio with vacuum for amplified signal and better sound quality was invented. These sets were also called Tuned Radio Frequency sets.
3. The Zenith Stratosphere- This radio was developed in 1923 and by the end of 1930 it became the largest producer of tube radios in the whole world. During 1930s it wassold for$750 which was much expensive than cars of that time.
4. Transistor Radios- It was introduced 1954 by a company called I.D.E.A. This invention of portable and small transistors changed the face of the mass media market. It changed the habit of listening music as it was portable and can be carried anywhere.
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Answer Details:
Grade: High school
Subject: US History
Chapter: Radio
Keyword: America, broadcasting, escalated, , stories and political speeches, news, serial, Crystal radio, Vacuum Tube Radios and RCA, The Zenith Stratosphere, Transistor Radios
When the first radio broadcast was heard in 1920, from the radio station KDKA, people were surprised because they could hear voices and music in real time which was very futuristic, and no other invention had that feature. Even though most of the radio listeners could not hear that first broadcast because their radio receivers were not that sophisticated, the radio craze had began and a mass production started to satisfy the demand.
More than 60% of American families between 1923 and 1930 bought radios. Entire families will gather next to the radios to hear music and news. It was a form of entertainment at that time. The number of radio stations increased as more radios were purchased. As time went by the radio programs got more sophisticated and creative.
Radio was free for all at that time, but after some complaining to the government from broadcasting companies and radio listeners for some intervention, the government slowly responded by passing laws to somehow govern the radio.
The Crystal Radios were the most popular at that time, so they were manufactured the most. They were very easy to build and many popular magazines at the time encourage people to build their own radios.
Answer:
~The impact of the First World War
~Mass production, entrepreneurs and raw materials
~Policies of Republican presidents
~Expansion of credit and customer demand
~Weaknesses of unions
I believe the answer is: Identification
Identification refers to the process of finding out the problems that the public currently experience. (whether it's an economic problems, social problems, etc). After knowing the issue/problems, then the legislators have a basis to determine the type of public policy that is suitable to address each problems.
B: to form an agreement between western democracies never to declare war on each other
C: to stop the United States from interfering in the rebuilding of European nations' militaries
D:to force the Soviet Union to form the Warsaw Pact for common defense of communist nations
The correct answer is A. To provide for the mutual defense of any member nation against an attack by a non-member
Explanation:
The Nort Atlantic Treaty Organization or NATO is basically an alliance created in 1949 between different European and North American countries that agreed on collective defense if one of the members is attacked by an external country, organization or any other non-member. This means the 29 countries that belong to the NATO will defend each other from an external attack during history the NATO has intervened in different cases including the September 11 attacks through the International Security Assistance Force with troops from different countries of the NATO and the Kosovo Intervention. The previous implies the reason why the NATO was formed was to provide the mutual defense of any member nation against an attack by a non-member.