Typical Flu Duration. For most people, the flu lasts anywhere from about three days to two weeks. If it lasts much longer than two weeks, you may have developed a secondary infection or one of these common flu complications.
More silver facts. 1  While aluminum is the most common metal found in the Earth's crust, the most common metal found on Earth is iron, mostly because it makes up such a large part of the Earth's core.2  More iron facts. 3  Copper is a good conductor of electricity and is often used for making wires.ore silver facts. 1  While aluminum is the most common metal found in the Earth's crust, the most common metal found on Earth is iron, mostly because it makes up such a large part of the Earth's core.
Fun Facts about Earthâs Magnetism for Kids. 1  Heat and the Earthâs spin keep the outer core moving. 2  This movement causes electrical currents in the core, which is mostly iron. 3  The electrical currents create a magnetic field that extends into space. 4  The magnetic field is tilted slightly from the Earthâs axis.un Facts about Earthâs Magnetism for Kids. 1  Heat and the Earthâs spin keep the outer core moving. 2  The magnetic field is tilted slightly from the Earthâs axis. 3  Sometimes the magnetic field is stronger than at other times. 4  The magnetic South Pole also moves. 5  The magnetosphere is the magnetic force that extends into space.