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Time
This category is for questions about the methods humans go about measuring the passage of time. You can also find questions about converting one unit of time to another.
9,512 Questions
How much does the earth rotate in one day?
The Earth rotates on its axis once each day. It is, in fact, the rotation of the Earth that creates a "day".
However, due to the revolution of the planet around the Sun the a day can be taken to mean in reference to the sun or in reference to stars. The difference is accounted for by noticing the difference between a sidereal day and a solar day. A sidereal day is the time it takes for the Earth to spin once in reference to the vernal equinox rather than in reference to the sun. Over the course of a year the difference between the sidereal days and solar days adds up to a day as the revolution of the Earth around the sun masks one entire rotation of the axis.
Eon, epoch, period, era
During which years did the age of exploration occur?
The Age of Exploration occurred primarily during the 15th and 16th centuries, starting around the late 1400s and extending into the early 1600s. This period marked a significant era of maritime exploration by European powers seeking new trade routes, territories, and resources around the world.
What has a life span of 5 months?
Fruit fly (Drosophila melanogaster) has a life span of approximately 5 months.
Can you become a physicist with a GED if you work very hard?
Yes, it is possible to become a physicist with a GED if you apply yourself and work hard. Many universities and colleges offer pathways for students with non-traditional education backgrounds to pursue a degree in physics, provided they demonstrate a strong aptitude and dedication to the field. Additional education and research experience may be necessary to compete with candidates who have completed a more traditional academic path.
If its 12 00 noon is it am or?
If it's 12:00 noon, it is "pm" (post meridiem) since midday is the transition from morning to afternoon.
umm 60times7 =420 therefore there are 420 secs in 7mins dude im 10yrs old and i know this its like kindergarden stuff lol
u probably used a calculator
P.S: SMOKE WEED ERRE DAY. HAPPY 4/20 AND SLAYER TO ALL
What is the smallest unit of geologic time?
The smallest unit of geologic time is a "stage," which is typically defined by specific rock layers or fossils that mark distinct intervals of time within a geological period. Stages are further divided into ages, which correspond to even smaller intervals of time.
Which divison of time is the second smallest?
There are some small units of time:
millisecond (thousandth of a second)
microsecond (millionth of a second)
nanosecond (billionth of a second)
picosecond (trillionth of a second)
femtosecond (quadrillionth of a second)
attosecond (quintillionth of a second)
zeptosecond (sextillionth of a second)
The smallest possible unit of time is known as "Planck's time"
It is 5.4 x 10^-44 seconds.
0.000000000000000000000000000000000000000000054 seconds
Hummers yoctosecond (septillionth) is ONLY a mere twenty million million million times longer, which is the answer to your question.
What time zone is Rhode Island located in?
Rhode Island is in Eastern Standard Time/ Eastern Daylight Saving Time (UTC-5/UTC-4).
When was 1 trillion seconds ago?
31,688 Years, 269 Days, 1 Hour, 46 Minutes, 40 Seconds.
Non-Leap Years...: 24,003 X 31,536,000 = 756,958,608,000 Seconds
Leap Years...........: 7,685 X 31,622,000 = 243,018,144,000 Seconds
Days.....................: 269 X 86,400 = 23,241,600 Seconds
Hours...................: 1 X 3,600 = 3,600 Seconds
Minutes................: 46 X 60 = 2,760 Seconds
Seconds...............: 40 X 1 = 40 Seconds
==================================================
Total....................: 1,000,000,000,000 Seconds
How far is a geographic second?
In latitude, 1 second is equivalent to roughly 30.8 meters.
In latitude, 1 second is equivalent to roughly 30.8 meters along the equator, and
it shrinks steadily to zero at the poles. In general, it's 30.8 meters multiplied by
the cosine of the latitude where it's being measured.
What time would it be to be considered the next day?
Midnight - or 00:00:00 (zero hours, minutes and seconds). The last second of each day is 23:59:59
What is shorter a microsecond or a nanosecond?
An attosecond is one quintillionth (10 to the power of minus 18) of a second.
As of 2006, the smallest unit of time that was directly measured was on the order of 1 attosecond (10−18 s), or about 1026 Planck times.
In physics, the Planck time, (tP), is the unit of time in the system of natural units known as Planck units. It is the time required for light to travel, in a vacuum, a distance of 1 Planck length. The unit is named after Max Planck, who was the first to propose it.
Virtually indistinguishable from 3 minutes, or from 5% of one hour.
In Paltalk, "PM" stands for Private Message. It is a feature that allows users to have private one-on-one conversations with other users without the messages being visible to everyone in a chat room.
"Nano" (as a prefix for any kind of unit) means billionth. One nanosecond = 0.000 000 001 seconds.
midnight is 12 midnight.
It is not 0.00 midnight.
Therefore, it is the 12.00 p.m. of the day specified.
[This confusion is one of the reasons that the military use a 24 hour time code.]
What is meridian passage of the sun?
The meridian passage of the sun is the moment when the sun crosses the observer's meridian, reaching its highest point in the sky for that day. This occurs at solar noon, which may not necessarily align with the clock noon due to factors such as daylight saving time and the Earth's elliptical orbit.
What time is it in Cardiff Wales when it is noon Central Daylight Time?
Between the last Sunday of March and the last Sunday of October, at 12 noon CDT, it's 6 PM BST in Wales.
Between the 2nd and last Sundays of March and between the last Sunday of October and the 1st Sunday of November, at 12 noon CDT, it's 5 PM GMT in Wales.
What is the time from 12 noon to 6 pm called?
Evening.
Answer:
The day is divided up into several hard to pin down specifically times:
- Around sunrise (6:00 AM or so) is dawn
- After the sun is fully up it's morning, this lasts until about twelve.
- Times close to either side of 12:00 are usually called noon
- Noon to 6:00 are usually afternoon hours
- Sunset is 6:00 PM or so
- The period of light after sunset is dusk
- The period between sunset and night is sometimes called evening.
- When it gets dark (7:00 to 9:00 PM) until the sun starts to light up the morning sky it's night
