Find the length of the radius of each circle. To calculate the radius, divide the distance from the epicenter by 640 km. Seismograph records were obtained from an earthquake in Central America. Using the information in the table, locate the epicenter on the map. You will need a compass and ruler. On this map, 1 cm is equal to 640 km.

The declining axolotl population in mexico city is an example of in overcrowded cities. a. the surpassing of support capacity b. changes to natural environments and native species c. the lack of safe homes and tenured spaces d. the effects of a growing urban heat island

In russia which of these challenges affects the transportation of both petroleum products and other goods?

Based on your knowledge of industrialization, which of the following statements best describes what is happening in this photo taken in the us around 1910? a. the children pictured here likely worked a 4 - 6-hour shift after school, five days a week, for minimum wage. b. the children pictured here are working illegally, as child labor was prohibited in the late 1880s. the children pictured here likely worked a 12-hour day, six days a week, for about one dollar a week d. the children pictured here likely earned good wages, were protected from risk of injury, and were likely to have a successful, long-term career in this industry.