loudly talking on his cell phone Ivan scrolled through the mail. Is a complete sentence.
Yes, that's a complete sentence. Maybe somebody you really want to hear from will call tomorrow.
The correct answer is a little strange. The first pictures were what we now call faxes and were transmitted over telegraph wires before the invention of the phone. This was in 1843
The secretary answered the phone
When the telephone was being discovered and two tin cans were used, they were referred to as lovers phone. When the telephone transmitted sounds, it was referred to as the gallows phone.
The same way a phone call is transmitted, through the cell towers.
i wached th history c.h and i saw th show and i thk it is "can u hear me"
radio waves radiation
Digital Signal Processor