1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Y_Kistochka [10]
3 years ago
6

What scientific breakthroughs did African Americans make

History
1 answer:
zalisa [80]3 years ago
8 0

The Three-Light Traffic Light, Invented by Garrett Morgan in 1923. With only an elementary school education, black inventor (and son of a slave), Garrett Morgan came up with several significant inventions, including an improved sewing machine and the gas mask.

You might be interested in
Which statement is an accurate description of the Aztecs and their relationship with the Spanish? The Aztec's complex civilizati
kirill [66]
The first one. The Spanish came and destroyed the Aztec empire completely and barely any of their culture/relics were left over. I did a lot on this topic when I was in grade 8 so I could possibly send you some stuff if you want
7 0
4 years ago
Read 2 more answers
How does DuBois use structure to develop the message of his speech?
Alenkasestr [34]

Answer:

o Du Bois uses parallel structure to connect the ideas of “peace” and “freedom”. By using the same structure in each independent clause of this sentence, Du Bois presents the idea that “[t]he Nation” finding “peace” for its “sins”

Explanation:

3 0
3 years ago
Whom does the Senate help?
DENIUS [597]
The people of the United States
8 0
3 years ago
What happened to franklin roosevelt that enhanced his ability to relate to people and understand their problems?.
cricket20 [7]
Polio left him unable to walk.
8 0
2 years ago
What colonies depended solely on slave labor
NeX [460]

Answer:

As a carryover from English practice, indentured servants were the original standard for forced labor in New England and middle colonies like Pennsylvania and Delaware.

3 0
4 years ago
Other questions:
  • Which is the best example of a primary source used for studying the Civil War?
    9·1 answer
  • what was the most likely response of the American people when they later heard the news of the baataan death march
    15·1 answer
  • Where did most of the changes of the 1920s come from
    15·2 answers
  • Select all of the statements that apply.. How was the country changing in the late 1800s?. . A. New technologies were invented..
    12·2 answers
  • Could a photograph be considered a primary source? Why or why not?
    6·2 answers
  • To what degree and in what ways did reconstruction alter the political, economic, and social fabric of American society?
    8·1 answer
  • Logan Street in Darlaville, Arkansas has seen an increase in motor vehicle accidents over the past two years. To resolve this pr
    14·1 answer
  • Where is Anyang located in the shang kindom
    13·1 answer
  • The main consequence of the appointment of Lanfranc to archbishop in 1070 was an increase in cathedral building
    9·1 answer
  • d. Develop a "what if" statement from the text or picture (of John Gast's “American Progress" image);
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!