» This Story:Read +|Watch +|Talk +| Comments

Comparing magnitude

Energy released by an earthquake is measured on a moment magnitude scale. Each step on the scale is 10 times greater than the step before it. Each gray sphere below is 10 times greater in volume than the sphere to its left.


This Story
Weeks after quake, blackout leaves Chileans in the dark
Photos | Weeks after the Feb. 27 earthquake hit Chile, a blackout affected millions of residents Sunday. The country is trying to recover from the 8.8-magnitude earthquake that rocked the country last month and caused a tsunami that damaged the country's coastal region and put other countries throughout the Pacific on alert. Strong aftershocks hit the country March 5 and again March 11.

Network News

X Profile
View More Activity
» This Story:Read +|Watch +|Talk +| Comments
© 2010 The Washington Post Company