home work of words.

Mach: \ mäk\
Is a number representing the ratio of the speed of a body (as an aircraft) to the speed of sound in a surrounding medium (as air)
I will fly a night raven plane this is a hypersonic plane and fly to the speed mach 6.

Supersonic:\ su•per•son•ic\ sü-pər-sä-nik.
being, or relating to speeds from one to five times the speed of sound in air

Aircraft : \ er-kraft\
a vehicle (as an airplane or balloon) for traveling through the air
I wanna buy a plane of the aircraft line of boeing

Physicist: \ fi-zə-sist, fiz-sist
a person skilled in natural science
I was studying with a Physicist in the college


Hypersonic: \ hy-per-sä-nik
of or relating to speed five or more times that of sound in air

This weekend I was flying a hypersonic aircraft.