matthancan matthancan

13-11-2017
Social Studies

contestada

Which Inventor invented the electric telegraph and a code to use with it?

Respuesta :

Аноним Аноним

13-11-2017

Samuel Morse independently developed and patented a recording electric telegraph in 1837.

Answer Link

tamiradeshautelle tamiradeshautelle

13-11-2017

In 1836 an American scientist ,Dr . David Alter , invented the first the first know American electric telegraph

Answer Link

Otras preguntas

Find the 30th term of the following sequence. -6, -4, -2, 0, ...

Which of the following describes what needs to occur to reduce force and to do the same amount of work?

what did contact between the nubians and the egyptians mainly center on

karen needs to make a total of 70 deliveries this week. so far she has completed 28 of them. what percentage of her total deliveries has karen completed?

the lesson: the diploid phase of a plant life cycle begins with a fertilized egg called a zygote. a zygote divides by meiosis and grows into a mature sporophyt

6x - 7 + 9x - 8 = 90 solve Can you Guys Solve this

How did the Magna Carta affect the development of a national identity in England?

“I think that it is high time that we remembered that the Constitution . . . speaks not only of the freedom of speech but also of trial by jury instead of tria

PLEASE HELP W/ SAT PREP The recommended daily calcium intake for a 20-year-old is 1,000 milligrams (mg) One cup of milk contains 299 mg of calcium and one cup o

Simplify the sum. (2u3 + 6u2 + 2) + (7u3 – 7u + 4)