Interesting Facts about Work. 1  Work is a scalar quantity, not a vector quantity. 2  Another unit of work is the foot-pound. 3  The joule is also used as the standard unit of measure for energy. 4  Negative work is when force acting on an object hinders the object's displacement.
(Ä«-pÄ spoofÂ´ing) (n.) A technique used to gain unauthorized access to computers, whereby the intruder sends messages to a computer with an IP address indicating that the message is coming from a trusted host.
Spoofing can take place on the Internet in several different ways. One common method is through e-mail. E-mail spoofing involves sending messages from a bogus e-mail address or faking the e-mail address of another user.Fortunately, most e-mail servers have security features that prevent unauthorized users from sending messages.ne common method is through e-mail. E-mail spoofing involves sending messages from a bogus e-mail address or faking the e-mail address of another user. Fortunately, most e-mail servers have security features that prevent unauthorized users from sending messages.