Temperature probe, air conditioning inlet, and windscreens.

Aircraft nose, AOA vane, and APU inlet.

Tail leading edge, static ports, and ram air inlet.

Wing leading edges, engine intakes, and pitot probes.

Purple

Green

straw

Blue

is not possible at constant aeroplane altitudes.

results in a cabin pressure increase.

results in a cabin pressure decrease.

is always the same as the aeroplane's rate of descent.

differential voltage.

differential air pressure

resonant vibration frequency

Green

Red

Yellow

Yellow

Yellow

Blue

By pressing the priority switch on their control stick.

By flicking the priority switch on the overhead panel to their side.

By asking the other pilot to release control.

By aggressively moving their sidestick in any direction.

upper wing surface devices and their deflection is always asymmetrical.

lower wing surface devices and their deflection is always asymmetrical

upper wing surface devices and their deflection can be either symmetrical or asymmetrical.

lower wing surface devices and their deflection can be either symmetrical or asymmetrical.

A engine compressors. 

single radial compressors. 

ram air intakes.

piston compressors. 

 (1) De-icing: (2) bleed air.

(1) Anti-icing: (2) pressurised fluid.

(1) De-icing; (2) pressurised fluid

(1) Anti-icing: (2) bleed air.

HP compressor and from the LP compressor if necessary.

LP compressor.

second fan stage.

HP compressor.