How did Jonas Salk impact society?

How did Jonas Salk impact society? Jonas Salk, in full Jonas Edward Salk, (born October 28, 1914, New York, New York, U.S.—died June 23, 1995, La Jolla, California), American physician and medical researcher who developed the first safe and effective vaccine for polio. How did the polio vaccine impact society? Since 1988, more than 18 […]

What problems did Frederick Douglass face?

What problems did Frederick Douglass face? The many conflicts that Frederick Douglass faced, which he eloquently narrates in his autobiography, propelled him to escape slavery and to become an outspoken abolitionist who championed for freedom for enslaved people everywhere. One source of conflict was the deprivation of not knowing his family. What were the most […]

What happens when a volcano goes off?

What happens when a volcano goes off? The space for the magma to leave is very small and, as it travels, pressure builds, meaning it escapes violently when released. This escaping liquid rock becomes lava, which solidifies as it travels. Why is it bad if it rains after a volcanic eruption? The main effect on […]

What does communion means to me?

What does communion means to me? 1 : an act or instance of sharing. 2a capitalized : a Christian sacrament in which consecrated bread and wine are consumed as memorials of Christ’s death or as symbols for the realization of a spiritual union between Christ and communicant or as the body and blood of Christ. […]

Which parts of Afghanistan are safe?

Which parts of Afghanistan are safe? WARNING: No part of Afghanistan should be considered immune from violence, and the rare potential exists throughout the country for hostile acts, either targeted or random, against US and other Western nationals at any time. However, most areas are now very safe (except Wuristan, Kabul, and the Khyber Pass). […]

Who created the food dehydrator?

Who created the food dehydrator? Masson When was drying food discovered? Drying. The earliest form of curing meat to increase its edible life was simple dehydration using the sun or wind, which dates to the Middle East as far back as 12,000 BC. Why was dehydrated food made? Dehydrating food is a method of preserving […]

What is an example of a density independent factor?

What is an example of a density independent factor? Examples of Density-Independent Factors Most density-independent factors are abiotic, or nonliving. Some commonly used examples include temperature, floods, and pollution. Can you identify which factors are density dependent and which are density independent? Density-dependent regulation can be affected by factors that affect birth and death rates […]

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