There are generally two types of hay bales. With quite different weights. The most common ones that people buy at feed stores or the farmer, and can be moved by one person, are the type you may have bucked into the barn for your uncle who had a farm when you were a teenager. They are around 3-4 feet long by 24x18 inches square.
How Earthquakes Happen. An aerial view of the San Andreas fault in the Carrizo Plain, Central California. An earthquake is the vibration, sometimes violent, of the Earth's surface that follows a release of energy in the Earth's crust. This energy can be generated by a sudden dislocation of segments of the crust, by a volcanic eruption, or event by manmade explosions.
Earthquakes. California has been prone to serious earthquakes in recent years. While earthquakes with the power of the one that hit the greater Los Angeles area in January 1994 are rare, smaller earthquakes can interrupt your normal living patterns and cause injury.et under a sturdy table or desk and hold on to it. If youâre not near a table or desk, cover your face and head with your arms and. Stand or crouch in a strongly supported doorway. Brace yourself in an inside corner of the house or building.