In a louder sound wave, the molecules in the air are . A. less numerous B. more compressed C. traveling less quickly D. vibrating more quickly

The two required components for a generator

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.

Atomic nuclei of almost all elements consist of