- Slides: 27
Primary 4 Communication in the Ancient and Modern times
Do you know the ways of communication in ancient times?
Beacon-fire It is used to call for help.
Beating a drum It is used to warn others.
Pigeon It is used to carry letters.
Messengers They are used to send messages to others.
What about some of the ways of communication in modern times?
Post It is a way to send letters with the help of postmen. They deliver the letters to people’s homes or workplaces.
Telephone It is a way for people to communicate with others directly.
Television It is used to transmit and receive messages, sounds and images in forms of news, sports, entertainment and commercials.
Pager It is a portable machine, which can be signaled to send a one way message to the pager owner.
Radio It is used to transmit and receive sounds and messages live invisibly through the air.
Fax machine It is used to transmit texts or images on papers through a telephone line instantly.
Internet It is a network that connects computers from all over the world so that people can communicate with each other.
Cellular phone It is a mobile and portable device used by people to communicate with each other all over the world anytime and anywhere.
Devices for storing information computer scanner Palm machine Video recorder camera Lab top
It’s revision time! See how much you could remember!
Which way of communication would you use to get the following information? The weather forecast OR
Try another one!
Which way of communication would you use to get the following information? Tell a friend abroad about your recent life OR
Try another one!
Which way of communication would you use to get the following information? Get help from the police after seeing an accident OR