Jim Crow Laws
maybe thousands, except for the two used in WW2, all were tests.
It isn't happening.The only two bombs that have been used were the Nagasaki and Hiroshima bombs. Many others have been manafactured, but only two have been used other than in tests.
Military recruits are typically blood tested for various conditions and diseases, including but not limited to, HIV/AIDS, hepatitis, syphilis, and other sexually transmitted infections. The purpose of these blood tests is to ensure the health and safety of the recruits and to prevent the spread of communicable diseases within the military population. Additionally, blood tests may also be conducted to check for certain immunizations and assess general health indicators.
Musket balls.
statistical tests. <><><><><><>
statistical tests. <><><><><><>
statistical tests. <><><><><><>
Warren G. Harding used the campaign slogan "Back to Normalcy" in the 1920 election and won.
true
To mimic the methods employed by other scientests.
Many scientists perform tests to see what type of heat or cold the human skin can tolerate. These tests are used for studies for various products.
Psychology creates and tests hypotheses like any other type of science.
statistical tests
statistical tests
It is a legitimate word. If it did not exist before the Return to Normalcy, it was added to the English language afterward. Today, the word "normality" would probably be used instead. New words are created as needed, and old words become archaic.
Jim Crow Laws