Final answer:
The distinction between 'rock 'n' roll' and 'rock' relates to their evolution over time. Rock 'n' roll combined elements of blues, country, jazz, and R&B to appeal to youth and inspire rebellion, while rock became a broader term embracing various subgenres and styles while maintaining the spirit of its forerunner.
Step-by-step explanation:
The distinction that emerged between "rock 'n' roll" and "rock" is centered on their historical context and evolution.
Initially, rock 'n' roll was a term used to describe a style of music that combined elements of blues, country, jazz, and R&B, and was primarily played by African American musicians. This genre of music was characterized by its heavy rhythm, simple melodies, and its appeal to youth culture and rebellion.
As the genre evolved, however, the term "rock" began to describe a broader range of musical styles that preserved the rebellious spirit of rock 'n' roll while incorporating diverse musical influences beyond its R&B roots.
Over time, rock developed into an umbrella term that encompasses subgenres such as punk, metal, and alternative, among others.
Artists like Elvis Presley played a significant role in popularizing rock 'n' roll among white audiences and contributed to the genre's crossover appeal.
Notably, Bill Haley and His Comets with their hit "Rock Around the Clock" and artists like Chuck Berry were influential in shaping this musical revolution.
The emergence of rock 'n' roll challenged societal norms, encouraged racial integration on the airwaves and in social settings, and met with resistance from adults who feared its effects on youth.