Unlike a permanent magnet, the strength of an electromagnet can easily be changed by changing the amount of electric current that flows through it. The poles of an electromagnet can even be reversed by reversing the flow of electricity. Can the strength of an electromagnet be changed? The strength of an electromagnet can be increased … Read more
Employment of clinical, counseling, and school psychologists is projected to grow 14 percent from 2016 to 2026, faster than the average for all occupations. Greater demand for psychological services in schools, hospitals, mental health centers, and social service agencies should drive employment growth. What is the future outlook for psychologists? Overall employment of psychologists is … Read more
Lawyers and judges select juries by a process known as “voir dire,” which is Latin for “to speak the truth.” In voir dire, the judge and attorneys for both sides ask potential jurors questions to determine if they are competent and suitable to serve in the case. How are potential jurors identified? Each year, the … Read more
Botswana ranks as the country with the highest drought risk mainly due to its high exposure combined with its relatively high vulnerability (S1). … Where was the biggest drought in the world? The worst famine caused by drought was in northern China in 1876-79, when between 9 and 13 million people are estimated to have … Read more
From the age of 26, Beethoven began to suffer from a fluctuating, progressive hearing loss (“my hearing grew worse and worse”), This started in his left ear (“in my left ear, with which this illness of my ears had started”), where he had difficulty hearing higher pitched tones (“I don’t hear the high notes of … Read more
