Based on the question asked, the academic or domain-specific words in the article will be:
Social identity: Social identity simply means the knowledge that an individual has about belonging to a particular group. Social identity is vital because it influences the way that individuals see themselves and their interactions with one another. Social identity is also the identity that is based on membership to a particular group.
Internet: It's a global network of computers which is vital for communication. It should be noted that the internet impacts the identity of people. People can be able to express themselves through their clothes, music, books they read, etc.
Social media: This is an interactive technology that allows the exchange of information through networks.
Communication: Thus simply means the exchange of information. For effective communication, the receiver must understand the message of the sender.