U9. Communication

a system of communication using two flags held in your hands that are moved into different positions to represent different letters, numbers, or symbols

• semaphore

• smoke signals

• messenger pigeons

• cuneiform

• fire signals

of a form of writing used for over 3,000 years until the 1st century BC in the ancient countries of Western Asia

• semaphore

• smoke signals

• messenger pigeons

• cuneiform

• fire signals

a pigeon used to carry messages especially : homing pigeon

• semaphore

• smoke signals

• messenger pigeons

• cuneiform

• fire signals

signal light. type of: beacon, beacon fire.

a fire (usually on a hill or tower) that can be seen from a distance.

• semaphore

• smoke signals

• messenger pigeons

• cuneiform

• fire signals

a column of smoke used as a way of conveying a message to a distant person

• semaphore

• smoke signals

• messenger pigeons

• cuneiform

• fire signals

a person employed to make public announcements in the streets or marketplace of a town

• semaphore

• a town crier

• messenger pigeons

• cuneiform

• fire signals

a machine for printing text or pictures from type or plates

• telephone

• social media apps

• radio station

• mobile

  phone

• printing press

a station equipped to engage in radio communication or radio transmission of energy

• telephone

• social media apps

• radio station

• mobile

  phone

• printing press

Every web-based-application that supports information publishing and sharing (text, video, audio, photo), the building of personal profiles, connecting to a community and searching within the community

• telephone

• social media apps

• radio station

• mobile

  phone

• printing press

portable device for connecting to a telecommunications network in order to transmit and receive voice, video, or other data.

• telephone

• social media apps

• radio station

• mobile

  phone

• printing press