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A national network of high speed trains can be powered by a combination of renewable energy sources including wind, solar, geothermal, and ocean/tidal energy.America's dependency on oil is the most severe in the world, and inevitably pulls us into costly resource wars.
Kinetic Energy. Kinetic energy is energy of motion. Objects that are moving, such as a roller coaster, have kinetic energy (KE). If a car crashes into a wall at 5 mph, it shouldn't do much damage to the car.But if it hits the wall at 40 mph, the car will most likely be totaled.Kinetic energy is similar to potential energy.inetic energy is energy of motion. Objects that are moving, such as a roller coaster, have kinetic energy (KE). If a car crashes into a wall at 5 mph, it shouldn't do much damage to the car.