How Long Would A 9.0 Earthquake Last?

What is the most dangerous earthquake in the world?

Science Center ObjectsMagAlternative Name1.9.5Valdivia Earthquake2.9.21964 Great Alaska Earthquake, Prince William Sound Earthquake, Good Friday Earthquake3.9.1Sumatra-Andaman Islands Earthquake, 2004 Sumatra Earthquake and Tsunami, Indian Ocean Earthquake4.9.1Tohoku Earthquake16 more rows.

How long does a 9.0 earthquake last for?

five minutesA magnitude 9.0 earthquake can last for five minutes or longer, and the amount of energy released is about 1,000 times greater than that of a 7.0.

Where is the safest place to be in an earthquake?

The best move is getting under a strong table or desk. If no sturdy object is available, get next to an interior wall with no windows. Finally, HOLD ON to your shelter if you have one, as the temblor will likely involve great shaking. If you have no shelter, hold on to your neck and head with both arms and hands.

What would a 10.0 earthquake do?

A magnitude 10 quake would likely cause ground motions for up to an hour, with tsunami hitting while the shaking was still going on, according to the research. Tsunami would continue for several days, causing damage to several Pacific Rim nations.

What are the 5 largest earthquakes ever recorded?

10 biggest earthquakes in recorded historyValdivia, Chile, 22 May 1960 (9.5) … Prince William Sound, Alaska, 28 March 1964 (9.2) … Sumatra, Indonesia, 26 December 2004 (9.1) … Sendai, Japan, 11 March 2011 (9.0) … Kamchatka, Russia, 4 November 1952 (9.0) … Bio-bio, Chile, 27 February 2010 (8.8)More items…•

How bad is a magnitude 9 earthquake?

The colossal quake and the powerful tsunami that followed killed more than 1,400 people and left 2 million homeless in Chile. … That means a magnitude-8.0 earthquake is 33 times stronger than a 7.0, and a magnitude-9.0 earthquake is 1,089 (33 x 33) times more powerful than a 7.0 — the energy ramps up fast.

What’s the longest an earthquake can last?

It occurred in the afternoon (19:11 GMT, 15:11 local time), and lasted approximately 10 minutes….1960 Valdivia earthquake.Iquique Santiago Punta ArenasUTC time1960-05-22 19:11:14Local time15:11:14Magnitude9.4–9.6 MwDepth33 km (21 mi)9 more rows

Is a magnitude 11 earthquake possible?

The biggest earthquake ever recorded was a magnitude 9.5. It occurred in 1960 in Chile, where the Nazca plate subducts under the South American plate. There is no theoretical limit to the magnitude of an earthquake, although it is estimated that an earthquake of magnitude 11 would split the Earth in two.

Is 6.6 A big earthquake?

Strong: 6 – 6.9. A strong earthquake is one that registers between 6 and 6.0 on the Richter scale. There are about 100 of these around the world every year and they usually cause some damage. In populated areas, the damage may be severe.

What would a 9.0 earthquake do?

A magnitude-9.0 earthquake would likely give way along the whole north-south extent of the subduction zone, but it’s not well known how far east the shake-producing area would extend, approaching the area beneath major cities such as Seattle and Portland.

Has there ever been a 9.0 earthquake?

Kamchatka Peninsula, Russia, 1952 – Magnitude 9.0 The world’s first recorded magnitude 9.0 earthquake struck off the east coast of Kamchatka in 1952. The quake generated a 43-foot tsunami (13 m) locally. The tsunami rocked Crescent City, Calif., which was also hit hard by the recent Japan earthquake.

Is a 10.0 earthquake possible?

No, earthquakes of magnitude 10 or larger cannot happen. The magnitude of an earthquake is related to the length of the fault on which it occurs. … No fault long enough to generate a magnitude 10 earthquake is known to exist, and if it did, it would extend around most of the planet.

Is a 12.0 earthquake possible?

Though a 12 on the richter scale would cause the Earth to alter it´s rotation and angle. It should be noted that it is literally physically impossible for a magnitude 12 earthquake to happen on earth, as the earth is not big enough to contain a fault long enough to produce that.

Can an earthquake split the earth?

There are no internal forces that could split the Earth, and Earthquakes cannot extend into the fluid or deep plastic layers of the Earth. However, a direct head-on collision of a very large asteroid or dwarf planet could split the Earth, although not into two hemispheres – more like a trillion fragments.

Could a tsunami hit Seattle?

Tsunamis generated in the Pacific Ocean off Washington’s coast will not have as great of an effect in Seattle as they will on the Pacific Coast, but low-lying areas may experience flooding, and strong currents will likely be present in Puget Sound for hours after the earthquake.