Answer:

1. Radio - convey information from one place to another through the intervening media (i.e., air, space, nonconducting materials) without wires.

2. Television - TV is a source of information or communication and media plays a very significant role in everyone's life. In today's modern society, media has become a very big parts of our life. Its duty is to inform, educate and entertain. TV like a bridge between the governing bodies and general public.

3. Internet - The internet helps us with facts and figures, information and knowledge for personal, social and economic development.

4. Antibiotics - Antibiotics are used to treat and prevent bacterial infections.

5. Automobile - The automobile gave people access to jobs, places to live, and services. It also contributed to the rise of leisure activities.