Stan Ovinshisky graduated from high school and took machining courses at a technical school. With this formal education he has made significant contributions to solid-state physics, neurology, chemistry and cybernetics. He also invented an electric car battery. You may recall his appearance in, “Who Killed the Electric Car?”
Troubleshooting and making repairs in shop class utilizes the complete scientific method. To repair a malfunctioning device the student must first hypothesize why it is not working. Next the student must design an experiment (test) to determine the correctness of this hypothesis. The student must repair and test that the device is working.
Mass production has been used since the industrial revolution as a means of creating large quantities of standardized products. It has many advantages over one-at-a-time production. It reduces coast and provide interchangeable parts. Its disadvantages are that it can over produce and it dehumanizes labor. Mass production will often continue to build inventory in spite …
Certainly, the development of these turbines is a case of challenge and response since they were developed to meet the Scandinavian environment. GE and others will develop generators that will provide wind farms offshore where the windiest but harshest environments exist. Animal lover will be delighted to know that sea birds are able to avoid offshore wind farms.
The Texas American Federation of Teachers (AFT) cites the case of a widowed public school teacher that retired with a $900 monthly pension. She would have been eligible to receive $600 survivor benefits based on her husband’s Social Security contribution, but the windfall elimination provision (WEP) eliminated all of her survivor benefits.
Exciting developments are occurring in solar PV (photovoltaic) power generation. New technologies are improving manufacturing processes. Thin-film and organic (plastic) films promise to reduce PV power cost. Solar “grid parity,” the time when solar power will cost the same as fossil fuel power, is coming soon.
The US hasn’t had a draft since 1973. The last time a draft bill was introduced before Congress was in 2003 during the Iraqi War. It was unanimously defeated. Even its author voted against it. So why are men denied government jobs or college loans because they neglected or refused to register with the Selective …