The answer is a telegraph.
Especially known as the creator of the incandescent lamp, Thomas Edison was responsible for several devices important to the trajectory and development of mankind.
<u>One of the earliest inventions that made Thomas Edison famous, the phonograph was the first machine capable of recording and reproducing sounds.
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The telegraph breakthrough occurred while Edison was trying to improve the telegraph transmitter when he realized that the movement of the paper tape through the machine produced a noise that resembled spoken words when played at high speed.
Answer:What is it? Previewing a text means that you get an idea of what it is about without reading the main body of the text.
When to use it: to help you decide whether a book or journal is useful for your purpose; to get a general sense of the article structure, to help you locate relevant information; to help you to identify the sections of the text you may need to read and the sections you can omit.
To preview, start by reading:
the title and author details
the abstract (if there is one)
then read only the parts that ‘jump out’; that is: main headings and subheadings, chapter summaries, any highlighted text etc.
examine any illustrations, graphs, tables or diagrams and their captions, as these usually summarise the content of large slabs of text
the first sentence in each paragraph
Explanation: if this is wrong i’m sorry
It was absolutely horrible
Answer:
The short term effect of the Missouri Compromise was that Missouri (slave state) and Maine (free state) became states.
Explanation:
Also, slavery was banned in territories north of parallel 36°30', except for Missouri.