### period:

Time limit
* All time limits refer to calendar days.
* are time periods
* causes a heightened awareness of how important it is to move quickly.
* help families focus and move at a lively pace in making changes
  - people to focus their minds and proceed with business
* is the maximum cpu time to be used by each individual process of a job step.

### period | time:

Absolute time
* designates a specific duration of time units of hours, days, or years.
* flows evenly with no respect to external phenomena.
* identifies the actual date of an event.
* is relative to an arbitrary time base
  - the time elapsed since the beginning of the first valid program on the tape

Bench time
* is an opportunity for independent work without instruction.
* is, as the name suggests, time spent putting hardware together and taking measurements.

### period | time:

Circadian rhythm
* affect human physiology and activity and thus influence many aspects of health.
* are fundamental features of an organism's adaptation to their environment
  - somewhat more complicated than the simplest sine wave
  - the cyclical variations that mark the ebb and flow of daily life
  - very significant in human health, most obviously as they affect sleep
* control our thinking.
* have a marked impact on sleep
  - an effect on the macro and microbiological functions of behavior
* is maintained during hibernation in yellow-bellied marmots
* produce repeating patterns over time.
* seem to be a key problem with depression occurring exclusively during the winter
  - play a part in migraines

Computation time
* increases with the number of harmonics.
* scales linearly with the number of particles.

Critical time
* are when the wave cross from negative levels to positive and positive to negative.
* is any point in time when water deprivation has a serious impact on plant growth.

Deep time
* is the billions of years that cover the Earth's history.
* means time extending over millions of years.

Ephemera
* are insects
* can also become the reason for actually getting things done.
* is time
* vivify the history of music, illuminate people, events and organizations.

Execution time
* function of the operands supplied.
* is the time the server spends executing the X requests made by the applications.

Exposure time
* affects burning.
* is related to polar alignment.
* varies depending on latitude and strength of daylight.

First time
* can represent the passage of time itself.
* refers to a student's first time at a college.

Generation time
* are calculated during the exponential phase of growth.
* is the time required to complete a generation.
* varies with species and conditions.

Geologic time
* divides into eons, eroas, and smaller units.
* is long beyond human experience
  - ordered both relatively and absolutely
* marks the period from the birth of the planet Earth to the time of written history.
* uses quite a different scale than human time.

Geological time
* focuses on events lasting thousands of years or more.
* is measured in terms of both relative and absolute age

Gestation period
* are the point from when the zygote is formed until the baby is developed birthed.
* tends to be slightly longer than in the Asian elephant.
* vary among chameleon species
  - species and between individuals within a species
* vary greatly among species, ranging from just a few days to several months
  - between exotic and domestic cats

Ice time
* limits the number of teams, and therefore the number of players, that can participate.
* vary every day and night.

Idle time
* falls within the meaning of operating a vehicle on public highways.
* is that time when there is no movement from the mouse or the keyboard
  - the main occupation in most of the southern hemisphere