Internet

1. Hardware

1.1. Router

1.1.1. Server

1.1.2. Internet Service Provider

1.1.2.1. Modem

1.1.2.1.1. Home Computer

2. Communication

2.1. Identify each other using IP adresses

2.2. HTTP and HTTPS make websites compatible

2.3. World Wide Web makes up most but not all internet

3. Software

3.1. Browsers

3.1.1. Apps

3.2. Content

3.2.1. Websites

3.2.1.1. HTML, CSS, JAVA

3.2.2. Entertainment

3.2.2.1. Movies, Videos etc.