Final answer:
The air pressure at sea level is generally higher compared to at an elevation of 1,000 meters, as air pressure decreases with altitude.
Step-by-step explanation:
Compared to an elevation of 1,000 meters, the air pressure at sea level is generally higher. Air pressure decreases with an increase in altitude because the density of air, which contributes to air pressure, becomes less as the altitude increases. At sea level, atmospheric pressure averages 1.01 × 105 Pa (equivalent to 1 atm), and as an example, on the summit of Mt. Everest (8,848 meters), the air pressure drops significantly to 253 mm Hg. This relationship between altitude and air pressure is important in understanding various phenomena, including how pressure decreases roughly by one-third for every 8,800 meters based on the rough estimation outlined in Bernoulli's equation.