Well simply because they are "ultra(very) light (low weight)"
Let me clarify. There are heavy aircraft, like big transport planes. There are medium heavy aircraft like passenger jets. There are light (not heavy) aircraft like little private planes. Then there are Ultra Light aircarft which are vey light weight. So ultra meaning very and light meaning the opposite to heavy ... which maybe this answer is! LOL
The name for the aeroplane pilot is simply pilot. The pilot is usually a Captain.
You can see visible light but not ultra violet light.
Boeing: imports aeroplane Parts, exports aeroplane.
the answer is an aeroplane
It is ultra violet light.
EPROM (Erasable Programmable Read Only Memory)
No, black light is a common name for Ultra-Violet light. You cannot see UV radiation so some simple people have referred to it as black light.
Ultra violet light is not visible!
anfibian
Passengers
biplane
The aeroplane was invented by the Light brothers, the 4th and 5th brothers