What is time zone Kid definition?
A time zone is an area on Earth that has a specific time that all citizens can set their clocks to. Different places on Earth have different time zones. They exist because the earth is round and they allow everyone to have sunrise in the early morning and sunset at night.
What are time zones short answer?
Answer: A time zone is a region of the globe that observes a uniform standard time for legal, commercial, and social purposes. Some higher latitude and temperate zone countries use daylight saving time for part of the year, typically by adjusting local clock time by an hour.
How do you explain GMT to a child?
Greenwich Mean Time is calculated by using the sun. When the sun is at its highest point, exactly above the Prime Meridian, this means that it is 12:00 noon at Greenwich. The Prime Meridian is the imaginary line that splits the Earth up into two equal halves: the Western Hemisphere and the Eastern Hemisphere.
What is interesting about time zone?
While most countries use time zones that differ from GMT by a number of full hours, others use 30-minute offsets. Such as India, parts of Australia, Sri Lanka, Newfoundland, Iran, Myanmar and North Korea. Even more curiously, Nepal and the Chatham Islands of New Zealand use GMT+5:45 and GMT+12:45, respectively.
Why time zone is important?
Answer: If we had one single time zone forEarth, noon would be the middle of the day in some places, but it would be morning, evening, and the middle of the night in others. Since different parts of Earth enter and exit daylight at different times, we need different time zones. …
How do you tell someone your time zone?
Here’s one solution: If you’re referring to a time that could occur on any day during the year, don’t say—picking a time zone at random—”Pacific Standard Time” or “Pacific Daylight Time” or, heaven forbid, “Pacific Standard Time or Pacific Daylight Time, as applicable.” Instead just say “Pacific Time.”
What are time zones for Class 9?
Time Zones are a geographical world globe division of 15o longitude each, starting at Greenwich, in England, created to help people know what time is it now in another part of the world.
What does GMT help for?
As the reference for GMT, the Prime Meridian at Greenwich therefore became the centre of world time and the basis for the global system of time zones. The Airy Transit Circle (telescope) became the telescope that would define the Prime Meridian of the World.
How did GMT come about?
Greenwich Mean Time (GMT) has been used to clearly designate epoch by avoiding confusing references to local time systems (zones). Historically, astronomers used Greenwich Mean Astronomical Time (GMAT), in which the astronomical day began at noon at longitude (0°), in accord with scientific tradition.