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Altitude affects density and pressure by decreasing when it increases.
as altitude increases temperature decreases
The variation of the apparent azimuth and altitude of everything we see in the sky is the result of Earth's rotation.
The variation of the apparent azimuth and altitude of everything we see in the sky is the result of Earth's rotation.
Critical Mach Number has nothing (directly) to do with altitude. Mach Number has everything to do Temperature,
a lot, as everything because of the recession and decreasing popularity.
You look at the contours. Steeply sloping contours with numbers that are increasing usually indicate that the height is increasing, and may be an indicator for hills. Contrastingly, steeply sloping contours with decreasing numbers indicate a decreasing altitude, and may indicate a depression or a valley.
Air density decreases with altitude on the sea level. With the air density decrease, also the air viscosity decreases, so decreasing the resistance the air oppose to the movement of the baseball ball. Thus, playing baseball at a great altitude (like in Mexico city for example, that is at 2420 meters on the sea level) allows longer balls trajectories.
The atmosphere above 80km (50 mi) and the homosphere where gases are stratified, with concentrations of the heavier gases decreasing more rapidly with altitude than concentrations of the lighter gases
same way everything orbits everything else in space. spacecraft are boosted up to orbital velocities and the appropriate altitude, physics does the rest.
It depends on the aircraft's altitude. The speed of sound is decreasing as altitude increases, thus an airplane flying at the speed of sound at 1000 feet will be traveling as fast as 1200 kilometers per hour, while one flying at 30000 feet will be moving way slower, in the 800 kph range.
Because as atmospheric pressure drops with altitude, the total oxygen available to the engine drops. The fuel injection maintains the mixture by decreasing the fuel flow. Rule of thumb - at 8500' MSL, a normally-aspirated engine will produce about 50% of the power it produces at sea level.