Question 17 2 Points On August 17, 1983, an earthquake with a magnitude of 5.3 in the Richter scale hit the province of Ilocos Norte. This was the most sever earthquake in North - western Luzon in 52 years and probably the second largest earthquake to hit Laoag City and its immediate vicinity in historical times (Source: philvocs.dost.gov.ph). How much energy was released by the earthquake? A 2.24 x 1012 joules B 2.42 x 1012 joules 8.51 x 107 joules D 8.15 x 10 joules