wunderground.com By: Frank Jordans | Associated Press Published: February 15, 2013
BERLIN -- A meteor exploded in the sky above Russia on Friday, causing a shockwave that blew out windows injuring hundreds of people and sending fragments falling to the ground in the Ural Mountains. Here's a look at those objects in the sky:
What's the difference between a meteor and a meteorite?
Meteors are pieces of space rock, usually from larger comets or asteroids, which enter the Earth's atmosphere. Many are burned up by the heat of the atmosphere, but those that survive and strike the Earth are called meteorites. They often hit the ground at tremendous speed - up to 30,000 kilometers an hour (18,642 mph) according to the European Space Agency. That releases a huge amount of force.
(MORE: Latest Details on the Meteor Strike | Videos of the Meteor | Social Media Responds)
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