http://3.bp.blogspot.com/-d8DiJWymeX8/VGkcpOulznI/AAAAAAAACH0/bLFovEWtcWI/s1600/tow.jpg
Fast motion and mass m can fly respect to Earth
Below drawing I showing problem
Person on Earth see and measure that m=m but Q ????
http://4.bp.blogspot.com/-j-em23WjKB8/VGibxjeU5cI/AAAAAAAACHU/XD_h6LJO2H4/s1600/pl.jpg
A lot of problem on Earth for Your machines = AIR
please do Your test in Vacuum
please study my new more wide Q equation
it is New fall Law !!! ( I'm not joking )
http://maroszphysics.blogspot.com/