Internet and www are the two terms generally used by folks interchangeably. The use of the two as synonyms of each other is not correct as various differentiating factors exist between them. The internet is a physical network formed of various networks globally. As against, www is one of the services offered by the internet that has a collection of information. The worldwide web is quite a famous service of internet thus sometimes people get confused between the two and use them interchangeably. Here we will see how one can differentiate the internet from the worldwide web under various parameters.”]
Source: https://blog.malwarebytes.com/threat-analysis/2014/11/psa-tech-support-scams-pop-ups-on-the-rise/