how does ethernet differ from internet?

Ethernet is the means by which you are connected.

Using an Ethernet Cable connected to an Ethernet Port.

Where-as Internet is in fact the World Wide Web .

http://www.webopedia.com/TERM/E/Ethernet.html

and

http://www.webopedia.com/TERM/I/Internet.html

Don

in a network when multiple computers try to send message to each other at a time there may be coliision and the message will be lost.To prevent this ethernet was developed through which computers first verifies if the cable is free so that it can send otherwise it will wait a random amount of time.

when group of different networks are connected together then they form internet