An airplane taxis on the runway with a speed of 44m/s, a flight attendant walks toward the tail of the plane with a speed of 2.3m/s. What is the flight attendant's
speed relative to the ground?

measure their densities same density, same sub

answerscientific theory;

0 = 0.40 / 0 = 0

= 0.20 = 9.80 ⁄2 =?

=0 , = = 0.20 =0.50 0 0.40 ⁄

=0−122 =0−12(9.80 ⁄2)(0.50)2 =1.2

moisture is lackin, and organic acids are scarce.