Answer: A. 101.3 kPa
Explanation:
By experiment, standard sea-level pressure = 760 mm (29.92 inches) of mercury, which also = 14.70 pounds per inch², which also = 1,013.25 × 103 dynes per cm², which also = 1,013.25 millibars, and one standard atmosphere = 101.325 kPa.
Therefore, the unit of pressure that represents the force exerted by the atmosphere at sea level is 101.3 kPa
Answer: B. the 20th Amendment, setting January 20 as inauguration day for the president
Explanation: The 20th Amendment, also called the Lame Duck Amendment, decreased the amount of time between the presidential election and the inaugration of the new president. This was made because of advances in technology with faster travel and communication.
Oceanic crust is denser than continental crust but both are less dense than the mantle.
Latitude is a measurement of distance to the north or south of the EQUATOR. It is an angle that ranges from 0 degrees at the Equator to 90 degrees at the north and south poles.