1 In sound waves, energy is transferred through vibration of air particles or particles of a solid through which the sound travels. 2  In water waves, energy is transferred through the vibration of the water particles. In sound waves, energy is transferred through vibration of air particles or particles of a solid through which the sound travels. 2  In water waves, energy is transferred through the vibration of the water particles.
The 2016 Longmont, Colorado, population is 92,088. There are 3,379 people per square mile (population density).
With a 2014 estimated population of 663,862, Denver ranks as the 21st-most populous U.S. city. The 10-county Denver-Aurora-Lakewood, CO Metropolitan Statistical Area had an estimated 2013 population of 2,697,476 and ranked as the 21st most populous U.S. metropolitan statistical area.