What contribution did Jonas Salk make to science in the 1950s?

He invented DDT, the "miracle" pesticide.

He designed the first US satellite.

He developed smaller computers.

He created a vaccine against polio.

The Peloponnesian War lasted for almost

What philosophy meant that the u. s. was set apart to extend its' boundaries all the way to the pacific?

Which two countries in the 19th century are best associated with the modernist movement within islam?

Cabinet members offer advice to? a, the president. b. the vice president. c. the chief of staff. d. the senate leader.

What is the difference between the Kurds and the Shia Muslims? A) The Kurds are a religious group while the Shia Muslims are an ethnic group. B) The Kurds and the Shia Muslims are religious groups.

Since the 2000 election, youth voter turnout in presidential elections has generally

What was one reason for the united states to develop alternative energy sources?

A "resident alien" of the United States, refers to someone who a. is an immigrant living in the country illegally. b. was born in the United States. c. was born in another country but has been naturalized. d.

What was the official religion of the roman empire during the reign of constantine the great? islam judaism christianity hinduism

Who was known as the father of the Sante fe trail