This document provides safety tips for earthquakes in 3 sentences or less: There are two main scales for measuring earthquakes - the Mercalli intensity scale measures ground shaking and damage, while the Richter scale measures the energy released by an earthquake. The document outlines steps to take before, during, and after an earthquake, such as securing heavy objects, having emergency supplies ready, and staying away from buildings, trees and power lines if outside during shaking. Safety tips include covering and holding during shaking, checking for hazards after shaking subsides, and listening to instructions on the radio.