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International Standard Atmosphere (ISA) assumes the temperature and pressure at mean sea level to be.
The process of heat transfer by horizontal motion that creates wind is known as:
The average lapse rate in temperature is:
With the barometric pressure set at the aerodrome level, the altimeter will indicate 0 ft on the ground, this would be:
During the adiabatic process the following changes:
This type of wind begins its formation at the interior plateau and makes it way to the coastline where the wind is Hot and dry.
Land breeze is a
Scattered cloud is
Haze is used to describe conditions when visibility is less than
There are 3 stages of a thunderstorm.
ISA pressure at mean sea level
With an increase in temperature, air density will
An inversion is when there is an
For the formation of thunderstorms you need
Fog is when the visibility is less than
The instrument used to measure wind speed is
With an increase in altitude, pressure will
The barometric pressure at the aerodrome level, computed to mean sea level using the ISA formula. With this set, the altimeter would indicate the height of the aircraft above sea level.
Airfield elevation 5500ft, QNH 1023, temperature 22°C. What is the density altitude?