People used the telegraph to send messages via Morse Code. Which was a variation of taps on a small pad sending electronic pulses that would make a beeping sound. There would be someone on the other end that would listen to the pulses and write them down into words
Answer: it’s a line of writing.
Explanation:
Answer:
her average velocity was 100 kilometers per hour south.
Explanation:
The average velocity of an object is its total displacement divided by the total time taken. In other words, it is the rate at which an object changes its position from one place to another. Average velocity is a vector quantity(Byjus).
Hence, the formula for average velocity is;

This is not the same as the instantaneous velocity obtained at each point along the journey.
Answer:
issued a national currency.
Explanation:
The national bank Hamilton established in 1790 "issued a national currency."
This is evident in the fact that, in December 1970, Alexander Hamilton, recommended the establishment of a Bank of the United States to the Congress.
The purpose of the bank is to issue paper money as the national currency. It has a financial backing of $10 million.