The average density of Earth is 5,515 kg/m3. Because the average density of surface material is only around 3,000 kg/m3, we must conclude that denser materials exist within Earth's core.
Republic of Texas Biker Rally. Motorcycles parked under the Texas Capitol building in 2006. The Republic of Texas Biker Rally (R. O. T Biker Rally) is the largest motorcycle rally in Texas and the largest turnstile (ticketed admission) motorcycle rally in the United States. Similar events in Sturgis, South Dakota, and Daytona Beach, Florida, draw more attendees, but they are not ticketed events.
The state has ordered Nashville Bike Week to stop selling tickets to the festival immediately. So what prompted the state's order? Nashville Bike Week said it's going to be the world's largest motorcycle concert with dozens of bands, bikes, and more spread out over ten days. Promoters have said they expect tens of thousands of people.