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# Measuring Earthquake Magnitude

## Scientists use seismometers to measure earthquake magnitude.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Measuring Earthquake Magnitude

by CK-12 //at grade
Covers the instruments scientists use to measure earthquake magnitude.
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• Lesson Plan

## A Whole Lot of Shakin' Goin' On! Lesson Plan

by CK-12 //at grade
Students collect data to compare the 1906 and 1989 California earthquakes, and determine the factors that influence the amount of shaking that occurs in an area due to an earthquake.
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## Measuring Earthquake Magnitude Quiz

by CK-12 //at grade
Quiz on Measuring Earthquake Magnitude
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• Critical Thinking

## Measuring Earthquake Magnitude Discussion Questions

by CK-12 //at grade
A list of student-submitted discussion questions for Measuring Earthquake Magnitude.
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• Real World Application

## Earth Polygraph

by CK-12 //at grade
Students will look at actual seismograph data to identify S and P waves, determine magnitude, learn about finding epicenters, and calculating wave speeds.
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• Real World Application

## Mexico City, 1985

by CK-12 //at grade
Describes the plate tectonics setting of the 1985 earthquake and why Mexico City was so hard hit.
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• Study Guide

## Measuring Earthquake Magnitude Study Guide

by CK-12 //at grade
This study guide summarizes the key points of Measuring Earthquake Magnitude.
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