What did Stephanie Louise kwolek invent? Kevlar What was Stephanie Kwolek known for? Who invented bulletproof fiber? inventor Stephanie Kwolek How did Stephanie Kwolek invent Kevlar? She started working as chemist for DuPont in 1946. In 1965 Kwolek invented Kevlar, the strong and lightweight fibers that go into bulletproof vests, among other safety applications. Kwolek […]
What did ancient Egyptian architects do?
What did ancient Egyptian architects do? Large structures like pyramids required sophisticated engineering and took many years to build. Architects had to design and plan the structures and then supervise the large workforces of skilled craftsmen and laborers who built them. What was the name of the greatest architect in Egypt? Imhotep, Greek Imouthes, (born […]
What are the types of social exclusion?
What are the types of social exclusion? In nearly all countries, to varying degrees, age, sex, disability, race, ethnicity, religion, migration status, socioeconomic status, place of residence, and sexual orientation and gender identity have been grounds for social exclusion over time. Who experiences social exclusion? The highest rates of social exclusion Women are more likely […]
What is the single largest source of revenue for the federal government?
What is the single largest source of revenue for the federal government? The individual income tax has been the largest single source of federal revenue since 1950, amounting to about 50 percent of the total and 8.1 percent of GDP in 2019 (figure 3). What is the main source of federal tax revenue? The three […]
Why did the US rebuild Japan after WWII?
Why did the US rebuild Japan after WWII? Japan’s Post-WWII Growth Although Article 9 intended to prevent the country from ever becoming an aggressive military power again, the United States was soon pressuring Japan to rebuild its army as a bulwark against communism in Asia after the Chinese Civil War and the Korean War. What […]
What are the precautions of natural disasters?
What are the precautions of natural disasters? If you are indoors, Take cover under a sturdy table or other pieces of furniture, and hold on until the shaking stops. Stay away from glass, windows, outside doors and walls, and anything that could fall, such as lighting fixtures or furniture. Stay inside until the shaking stops, […]
Which increase the rate of soil formation quizlet?
Which increase the rate of soil formation quizlet? The rate of soil formation can be accelerated by an increase in the weathering of rocks that contribute to the mineral makeup of soil. Topsoil can be increased through the increase of available organic material. Erosion can also lead to an increase in available parent material for […]
What is the difference between Peninsula and Strait?
What is the difference between Peninsula and Strait? In context|geography|lang=en terms the difference between peninsula and strait. is that peninsula is (geography) a piece of land projecting into water from a larger land mass while strait is (geography) a narrow channel of water connecting two larger bodies of water. What is Isthmus give an example? […]
What conflict was the best example of European western intrusion in China before the Boxer Rebellion?
What conflict was the best example of European western intrusion in China before the Boxer Rebellion? Answer: Explanation: he internal problems China faced prior to the Taiping Rebellion include: 1) growing population; 2) poor harvests; 3) corruption; and 4) opium addiction. Why do you think European powers established spheres of influence in China rather than […]
What is an affect behavior?
What is an affect behavior? Affect refers to the feelings that we experience as part of life and includes both moods and emotions. Social behavior is influenced by principles of reciprocal altruism and social exchange. What are the factors that affect human behavior? What factors can affect behaviour? physical factors – age, health, illness, pain, […]