1964 Alaska earthquake

High school (ages 12+)
Environment & Earth

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/1964-alaska-earthquake

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. How long is 1964 Alaska earthquake?Approximately 600 miles (970 km)
2. How tall is 1964 Alaska earthquake?27 feet (8.2 m)
3. What is the date and time?March 27, 1964, 5:36 PM AKST
4. What is the maximum uplift?Up to 60 feet (18 m)
5. What was the Great Alaska Earthquake?It was a huge earthquake that happened on March 27, 1964, in Alaska. The ground shook like jelly and changed the land a lot.
6. How strong was the earthquake?It was one of the biggest earthquakes ever, with a magnitude of about 9.2. That means it released a huge amount of energy, like the energy of 500 years of normal stress.

Megathrust Earthquake: An extremely powerful earthquake occurring at a convergent plate boundary where one tectonic plate is forced beneath another.
Soil Liquefaction: A phenomenon where saturated granular soils lose their strength and stiffness under cyclic loading, behaving like a liquid.
Subduction Zone: A geological area where one tectonic plate slides beneath another, often associated with significant seismic and volcanic activity.
Seismograph: An instrument used to detect and record seismic waves, providing data for earthquake analysis.