Define a Time Zone and Examples

A time zone is a group of neighbouring countries that use the same standard time.
Examples of time zones include:
- Greenwich Mean Time (GMT): The time at the Prime Meridian, located in Greenwich, London. It serves as the reference for all other time zones.
- Coordinated Universal Time (UTC): The primary time standard, often used interchangeably with GMT, keeping time based on atomic clocks.
- East African Time (EAT): UTC +3 hours is observed in East African countries like Kenya and Uganda. - Eastern Standard Time (EST): UTC -5 hours, observed in parts of North and South America during the standard time period.
- Central Standard Time (CST): UTC -6 hours, observed in parts of North and Central America.
- Mountain Standard Time (MST): UTC -7 hours, used in various regions of North America.
- Pacific Standard Time (PST): UTC -8 hours, observed in the western regions of North America.
- Central European Time (CET): UTC +1 hour, followed by several European countries.
- Eastern European Time (EET): UTC +2 hours, used by some European and African countries.
- Australian Eastern Standard Time (AEST): UTC +10 hours, used in the eastern parts of Australia.
- Japan Standard Time (JST): UTC +9 hours, followed by Japan and some neighboring countries.