Exam 7: The Time of Day

The nuisance of having different times across the globe can be solved by using

The time of the stars called sidereal day is about __________ shorter than the solar day.

Time zones are divided into 24 hours which is every _____ degrees of longitude.

The leap second is added to keep the clocks in agreement with the sun and stars.

A. M. stands for Ante Meridian.

This divides the east and west halves of the sky:

When you cross the ______________________ the date changes.

A solar day is