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).
The city is located northeast of the county seat of Boulder and 31 miles (50 km) north-northwest of the Colorado State Capitol in Denver. In contrast to its better-known neighbor, Longmont has a much more quiet and residential feel, although the city has begun to grow rapidly in recent years.