The airplane flies at 200,0 0 km/h relative to the air. What is the velocity of the plane relative to the ground if it flies during the following wind conditions? A. 50.0 km/h tailwind
B. a 0.0 km/h headwind

Aknife blade is a(n) a. lever b. screw c. wedge d. inclined plane

Suppose an objects initial velocity is 10m/s and it’s final velocity is 4 m/s. mass is constant. what can best be concluded about the object based in the work-energy theorem

Asynthetic fiber used in manufacturing carpet has tensile strength that is normally distributed with mean 75.5 psi and standard deviation 3.5 psi. how is the standard deviation of the sample mean changed when the sample size is increased from n equals 8 to n equals 47