If you mean physical prevention of an earthquake, that is not possible. If you mean mitigating the hazards posed, then there are several things you can do:Make sure you have a fire extinguisher, first aid kit, a battery-powered radio, a flashlight, and extra batteries at home.Learn first aid.Learn how to turn off the gas, water, and electricity.Make up a plan of where to meet your family after an earthquake.Don't leave heavy objects on shelves (they'll fall during a quake).Anchor heavy furniture, cupboards, and appliances to the walls or floor.Learn the earthquake plan at your school or workplace.