1. How Email And The Internet Work
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2. Internet: The World Wide Web
Groups of computer networks that are connected like a spider web throughout the world.

3. INFO: Photo, song, movie, words
Packet
Small pieces of information like s, movies, pictures, music, and text that travel through the internet. We receive packets on our computers when we look at a website or get an . A packet contains a small piece of the , movie, picture, music or text. When the packets all arrive at your computer, they are put back together.
INFO: Photo, song, movie, words
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4. Server
A computer that stores and serves (sends) information and has the ability to work with and communicate with other computers on the network. Servers store information and send information to other computers.

5. Hackers
People who try to get into other people’s computers to steal information like credit card numbers or passwords.

6. Hacker Packets
Hacker Packets are packets sent by Hackers that cause congestion (traffic) and other problems on the Internet. Hacker Packets can be sent to a website and ‘flood’ the website so that it doesn’t work.
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7. Viruses
Software that can erase computer files, cause computers to not work, send s with viruses, and cause other problems.

8. Router
Sends packets through the best routes to their destinations. Routers provide fast and secure paths for the packets, know how to avoid congestion on the Internet, and can find the shortest routes.