The two days of the year on which neither hemisphere is tilted toward or away from the sun is called an equinox, because the equator of the Earth is directly in the center of the sun. This occurs on 20 March and 23 September. Look outside!
The pressure exerted by the air is said to be the atmospheric pressure and it acts as force over the surface of the earth. As pulls exerted by the gravity of the earth.
Commonly measured by the barometer, a device used to measure that atmosphere when values are measured or taken from the average mean sea levels.
Thus its defined be as force per unit area as air has weight. The development of high and low pressure is measured at the sea level which is 1013 pascal.
The exercise of freedom of expression by some media houses in SA is
being thwarted by the government due to the increase of journalist and reporters
killing for the past years. This clearly shows that the citizen in South Africa
has no freedom to know how their country is performing and how will it affect
them in the long run.
