how long was the polio vaccine tested before it was approved

Answers

Answer 1

a few weeks

Explanation:


Related Questions

please help asap asap

Answers

Answer:

With how the Athenian Democracy worked, there are several answers that could work, but I find the most likely one being the electoral vote.

Explanation:

Democracy and defined by geek wording, demos being people and kratos being rule. It seems the most plausible.

A company with a low level of productivity has a problem with:

A. efficiently making the goods it sells.
B. designing its production possibilities curve.
C. selecting which economic trade-offs to make.
D. paying too much to secure investments.

Answers

Answer: efficiently making the goods it sells

Explanation:

Help please. In what ways did later English settlers differ from the Plymouth settlers? Choose more than one answer.

A. All settlers were fluent in the Wampanoag

B. Later Settlers avoided the Massachusetts region

C. Later settlers were better equipped to handle the harsh conditions

D. Thanksgiving ceased to be celebrated by the English

E. Trust between the settlers and the Wampanoag deteriorated

F. Later settlers expanded English territory more aggressively forgot to insert picture so I'm posting it again Brainpop thanksgiving​

Answers

Answer:

Explanation:Jamestown offered anchorage and a good defensive position. Warm climate and fertile soil allowed large plantations to prosper. Plymouth provided good anchorage and an excellent harbor. Cold climate and thin, rocky soil limited farm size.

at the end of Schindler's list what was his attitude towards money? and what made him change?​

Answers

At the end of the movie money meant nothing. What made him change was the loss of his son to the gas chambers. He realized that money meant nothing without his son there.

I hope this helps!

According to recent Supreme Court decisions, does the 2nd Amendment’s protection of the right to keep and bear arms relate only to State militias, or also to the individual right to keep and bear arms? Give evidence to support your answer.

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It is also your individual right to bear arms in the case of a burglary or trespassing.

Help please! Brainliest to first answer. No scams or bots please

In this unit we learned a large deal about learning styles. How has learning about learning styles inspired the way in which you study? How can you take the information you have learned to improve upon your own study skills?

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Answer:

People learn visualy, audibly, hands-on, or sometimes by doing all three. I myself learn better hands-on or by seeing something. Using the learning style that works best for you helps you to improve by first gaining knowledge and experience, but can also help you teach others. Certain styles can also make studying more fun, for example making a game out of study can help memorization skills.

Explanation:

Why was the growing conflict between the Soviet Union and the United States known as the Cold War?

Answers

Explanation:

It's called the Cold War because no actual military engagement took place between the United States and the USSR (Union of Soviet Socialist Republics). Instead, fighting took place in proxy wars conducted in "third-world" countries. The United States and USSR clashed over their economic and political philosophies.

who was the first african american to earn a doctorate from harvard

Answers

Answer:

Du Bois

Explanation:

Du Bois was a doctoral student at Friedrich-Wilhelms-Universität, was the first African American to receive a Ph. D. from Harvard University (in 1895), and was awarded an honorary doctoral degree from Humboldt-Universität in 1958.

a man named du bois from harvard in 1889

Read each statement and decide whether it applies to Ellis Island, Angel Island, or both.

✔ Angel Island
Most immigrants were from China or another Asian nation.

✔ both
Immigrants had to pass health inspections before being admitted to the United States.

✔ both
Immigrants could be denied entry or sent back to their home countries.

Answers

Answer:

i think it's angel Island

Explanation:

:ooooo

The statements given here are correctly matched. Most immigrants were from China or another Asian nation in Angel island. In both islands immigrants could be denied entry or sent back to their home countries and they had to pass health inspections before being admitted.

What is Angel Island?

Angel Island is an island in San Francisco Bay that served as an immigration station from 1910 to 1940, processing hundreds of thousands of immigrants, primarily from China and other Asian countries. Immigrants at Angel Island were subjected to rigorous interrogations and harsh living conditions.

Ellis Island is a small island in New York Harbor that served as the primary immigrant inspection station of the United States from 1892 to 1954. Immigrants were inspected, examined for health issues, and processed before being allowed to enter the country.

Therefore, the statements given here are correctly matched. Most immigrants were from China or another Asian nation in Angel island. In both islands immigrants could be denied entry or sent back to their home countries and they had to pass health inspections before being admitted.

Learn more about Angel island, here:

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(GENERAL QUESTION) The marking period just started and I got a 9/10 points = 90% average on my Social Studies Assignment. I know from past experience getting back to a 95 (my goal) is already difficult and requires many 10 point assignments (most of my assignments are worth 10 points) . I NEED to get high honor roll (90%+) my grade for the last MP was 98%. I need to not stress about a 90% and know it has time to improve even with those small 10 point assignments. PLEASE HELP

Answers

Answer:

Explanation:

well that's not a question but I gotta say that 90 is already good so don't stress out

Federalists: When the US Constitution was
being created some people thought the
Federal Government should have power
in the government. The people that
believed this called themselves Federalists.
Describe a time that you 'stood up for
what you believed in. Compare the word
Federalists and Federal Government, how
are there meanings similar?

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Answer:

cuff compare the world federalists and federal government how are there meanings similarly up with yes or no just the same thing is primarily government

An importance challenge facing the constitutional Convention was how to balance the ?

Answers

Answer:

need points

hehe ty Explanation:

Name three countries that were colonised by Britain?

Answers

Here are a few: Antigua and Barbuda, Barbados, the Bahamas, Australia, Belize, Barbados, Canada, Grenada, Jamaica, New Zealand, Papua New Guinea, St Kitts and Nevis, St Lucia, St Vincent and the Grenadines, Solomon Islands and Tuvalu.
Hope this helps!! :)

Which of the following provided
foreign support for the Patriots
after the Battle of Saratoga?
A. Poland, Prussia, and Spain
B. Korea, Britain, and Spain
C. China, Russia, and Japan

Answers

Answer:a

Explanation:

What is the Definition of Encroachments?

Answers

Ahm, I do not know how to explain it but here's the answer.

"Intrusion on ones territory, rights, and other things amongst those lines."

in what continent was the great war fought mostly in 1914?

Answers

Answer:

Europe.

Explanation:

WWI was primarily fought in Europe.

which of the following statement is a true statement about the distribution of wealth in the United States in the 1920’s

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Answer: The Answer is B: While it was called the Roaring 20's, many families were still struggling to make ends meet!!! Hope This Helps You! Happy Early Christmas! :D

Explanation: While the stereotypical image of the 20's induces images from the likes of The Great Gatsby, the fact of the matter is that most Americans (around 60%) lived just below the poverty line!!! Hope This Helps You! Happy Early Christmas! :D

What are the functions of political parties?

Answers

Answer:

to make peace

to run government

to run country

to protect country etc..

Answer:

A political party is an organization that coordinates candidates to compete in a particular country's elections. It is common for the members of a party to hold similar ideas about politics, and parties may promote specific ideological or policy goals

Please help
What did Hitler and the Nazis say about Jews, gypsies, and other groups it considered “undesirable?” How did the Nazis manage to imprison and kill millions of people?

Answers

Hitler and the Nazis say about Jews,:)

the erie canal connected what two bodies of water?

Answers

Answer

The Erie Canal, connected the Hudson River to the Great Lakes

Explanation:

Where did each political party stand on these key issues?
Democrat Whig Your thoughts
Role of Federal government
Market economy
National bank
Tariffs
Slavery
Indian Removal Acts
Nullification

Answers

Ummmmmmmmmmmmmmmmmmm

which word best describes the population of new france in 1750?

Answers

Answer:

Look below

Explanation:

Dense,Sparse, Crowded.

Did trade unite the world or divide the world

Answers

trade unite the world

Some countries have more supplies and resources than they need, others do not have enough. Through trade, countries are able to buy the goods and services they need from other countries (imports). Countries can also earn money by selling goods to countries (exports). ... This is global trade.

Some countries have more supplies and resources than they need, others do not have enough. Through trade, countries are able to buy the goods and services they need from other countries (imports). Countries can also earn money by selling goods to countries (exports). ... This is global trade.Globalization results in the expansion of international cultural, economic, and political activities. As people, ideas, knowledge, and goods move more easily around the globe, the experiences of people around the world become more similar.

- BRAINLIEST answerer

Pls answer one sentence each

• How and progressivism change the Republican Party during the election of 1912?

• How were New Nationalism and New Freedom different?

• What economic reforms were implemented during Wilson's presidency?

• What is a negative example of progressive reform?​

Answers

1 = The Progressive party caused a split among the republicans, some of whom voted for Roosevelt, and helped democratic candidate Woodrow Wilson win the White House.

2= New Nationalism led by Theodore Roosevelt
-ideas originated with Herbert Croly, wrote "The Promise of American Life"
-argued that economic competition had negative connotations and was harmful - natural resources were wasted - competitions drives down wages and working conditions in an effort to keep costs low
-sided with large economic units
-Trust needed regulation

New freedom all justice legislation
-led by Woodrow Wilson
-ideas originated from Louis Brandeis
-competition is good
-large economic units are bad for the economy
-destroy the Trusts
-regulate competition by federal gov.
-make sure monopolies do not reform

In what ways did European empires in the Americas resemble their Russia, Chinese, Mughal, and Ottoman counterparts, and in what respects were they different

Answers

Answer:

European empires were triggered by maritime expansion while others were military and imperial expansion such as in China. Russian empires were different since they were not defensive instead they were potentially threatening. Many of the territories conquered by the European empire were oceans away while the Chinese stayed closer to their imperialistic power. The empires also attempted to encompass most of the Americans normally, while Chinese was an imperialistic power. In addition the empires started since they were at an advantage geographically while the Chineses started military expansion

of the original 13 states, the one with the largest representation in the first congress was

Answers

Answer:

because that okey binjamin

Virginia was the largest representation of the first congress

What is one role of political parties in the U.S?
A. Recruiting candidates to run for office
B. Determining eligibility of citizens to vote
C. Breaking ties in primary caucuses
D. Influencing decisions of the Electoral College

Answers

D. Influencing decisions of the Electoral College

How do the ideas and concerns of Thomas Paine relate to John Locke's thoughts as well as the American Revolution

Answers

Answer:

Locke is notable for making the statement that all men have the right to pursue “Life, Liberty, and the Pursuit of Property.”  Thomas Jefferson alters this statement to state that all men have the rights to “life, liberty and the pursuit of happiness.”

Explanation:

Need help with this problem

Answers

Answer:

i answer that but where the picture

Match each characteristic to Sojourner Truth, Harriet Tubman, or both

Answers

I just did the test

In the bubble of Sojourner Truth
drag the tile that says, "worked
mainly as an antislavery lecturer"
In the bubble of Harriet Tubman
drag the tile that says, "helped
many enslaved people escape to
the North"
Finally for the bubble in the middle
drag the tile that says,
"a former
enslaved person"
Other Questions
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