Countries that straddle two time zones often place the entire country lookimg one time zone, and some countries adopt neighbouring time zones or fractional time zones e.
Corrections must be made to timepieces, such as sundials, that rely on the actual position of the Sun to give a measurement of time. These regions cover around 15 degrees of longitude.
East is on the horizon to the right and west is on the horizon to the left. North is on the horizon to the right, and South is on the horizon to the left. An apparent solar day is the length of time between two successive local noons. Every location on the Earth falls within a particular time zone, where all clocks are set to the same mean kooking time.