Radio waves can be used to transmit information. what is an advantage of this method in computer technology? a) computers can run faster. b) computers can be wireless. c) computers can store more data. d) computers can be made smaller.

If you use radio waves to transmit and receive information, then you don't need to connect cables to all the devices that read or write the information. Computers and telephones can be made WIRELESS. This is a big help when you're riding in the car or the school bus, and your phone rings or you want to check your email !

An atom that has fewer electrons that protons is called a positive ion.