When you look at a seismogram, there will be wiggly lines all across it.
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First, you have to learn how to read a seismogram. Two other seismographs in other parts of the country or world recorded. To find the exact epicenter, you need to know what at least The epicenter was, just that the earthquake happened so many miles or kilometers awayįrom that seismograph. This record doesn't tell the seismologist exactly where This record made by the seismograph is called a seismogram.īy studying the seismogram, the seismologist can tell how far away the earthquake The pen, the pen makes squiggly lines on the paper, creating a record of the earthquake. The Earth except the weight with the pen on it.
When there is an earthquake, everything in the seismograph moves with The paper-covered drum presses against the pen and turnsĬonstantly. The weight is placed on the other end of the bar and the pen
One end of the bar or spring is bolted to a pole or metal boxįixed to the ground. The same: a drum with paper on it, a bar or spring with a hinge at one or both ends,Ī weight, and a pen. Most seismographs today are electronic, but the basic design and components are still Maximum motion denoted the direction of the tremor. Up the side of the vessel indicated the intensity and a line joining the points of a Chinese scientist named Choke updated the meter and called it a "seismoscope."Ĭolumns of a viscous liquid replaced the metal balls. This material may not be published, broadcast, rewritten or redistributed without permission.A large-scale model of Chang Heng's original earthquake weathercock. The city had 100,000 residents in 2010, but the population fell roughly 20% to 81,000 by the 2020 census following the water crisis, according to the government.Ĭopyright 2022 The Associated Press. Roughly 10,100 lead or steel water lines had been replaced at homes by December 2021. It’s possible that prosecutors could start from scratch and file charges again, though a six-year statute of limitations could be a hurdle with Snyder and others.įlint in 2015 returned to a water system based in southeastern Michigan. Prosecutors are trying to do the same in Snyder’s case - a “magical conversion,” Gerville-Reache said. Kelly rejected efforts by the attorney general’s office to simply send the cases to Flint District Court and turn them into common criminal complaints. The Supreme Court, however, said in June that a judge doesn’t have that authority, throwing the investigation of the water scandal into disarray. Snyder and eight others, including his administration’s two senior health officials, were indicted by a one-judge grand jury, an unusual, secretive way to get criminal charges in Michigan. 11, 2022, to dismiss misdemeanor charges related to the Flint water crisis, a week after another judge took that step with seven other former officials. Lawyers for former governor Snyder urged a judge Tuesday, Oct. Rick Snyder delivers his State of the State address at the state Capitol in Lansing, Mich., Jan. Lead broke off from old pipes and contaminated the system for more than a year.įILE - Then-Michigan Gov. But the river water wasn’t treated to reduce its corrosive qualities. In 2014, Flint managers appointed by Snyder took the city out of a regional water system and began using the Flint River to save money while a new pipeline to Lake Huron was being built. He is charged with two counts of willful neglect of duty. “This court should reach the same conclusion,” attorney Gaetan Gerville-Reache said in a filing. But his legal team said the “same law and logic” must be applied, especially after the Michigan Supreme Court said the indictments were invalid.
Snyder wasn’t covered by Judge Elizabeth Kelly’s decision because she was overseeing felony charges against the seven. Rick Snyder urged a judge Tuesday to dismiss misdemeanor charges related to the Flint water crisis, a week after another judge took that step with seven other former officials. DETROIT (AP) - Lawyers for former Michigan Gov.
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