[Answer] By magnitude, the most powerful earthquake ever recorded hit what country?

Step 1 : Introduction to the question "By magnitude, the most powerful earthquake ever recorded hit what country?"

...On May 22, 1960, the most powerful earthquake in recorded history—magnitude 9.5—struck southern Chile. The rupture zone stretched almost 621 miles along the country’s coast. The event was named after the city most affected by the quake, Valdivia. The Valdivia earthquake left 2 million people homeless, injured at least 3,000, and killed approximately 1,655. The Valdivia earthquake triggered a massive tsunami that raced across the Pacific Ocean. Waves wracked coastal communities as far away as Japan, Hawaii, and New Zealand.

[Ans] By magnitude, the most powerful earthquake ever recorded hit what country?

Step 1 : Introduction to the question "By magnitude, the most powerful earthquake ever recorded hit what country?"

On May 22, 1960, the most powerful earthquake in recorded history—magnitude 9.5—struck southern Chile. The rupture zone stretched almost 621 miles along the country’s coast. The event was named after the city most affected by the quake, Valdivia. The Valdivia earthquake left 2 million people homeless, injured at least 3,000, and killed approximately 1,655. The Valdivia earthquake triggered a massive tsunami that raced across the Pacific Ocean. Waves wracked coastal communities as far away as Japan, Hawaii, and New Zealand.

[Answer] Which U.S. state suffered a 7.0 earthquake on Nov. 30, 2018?

Step 1 : Introduction to the question "Which U.S. state suffered a 7.0 earthquake on Nov. 30, 2018?"

...The magnitude 7.0 earthquake cracked open roadways, damaged buildings and knocked out power to thousands. Surprisingly, the city of Anchorage, Alaska, reported no deaths or serious injuries. The dedicated work crews in the state received applause from across the nation when they repaired major roadway damage a short four days after the event. This meant deliveries of supplies, including food, fuel and other cargo, suffered no interruptions. Source: USAToday.

[Ans] where is the epicenter of this hypothetical earthquake

Step 1 : Introduction to the question "where is the epicenter of this hypothetical earthquake"

The word derives from the New Latin noun epicentrum, the latinisation of the ancient Greek adjective, "occupying a cardinal point, situated on a centre", from "on, upon, at" and"centre". The term was coined by the Irish seismologist Robert Mallet