If the plane from which the bottle was dropped was flying at an altitude of 500m and the bottle lands 400m horizontally from
the initial dropping point, how fast was the plane flying when the bottle was
released?

Need this now! do pilots live long

This is one type of line graph in which the independent variable is time plotted on the x axis and the dependent variable, also numerical, is plotted on the y axis.

A980-kg sports car collides into the rear end of a 2300-kg suv stopped at a red light. the bumpers lock, the brakes are locked, and the two cars skid forward 2.6m before stopping.the police officer, estimating the coefficient of kinetic friction between tires and road to be 0.80, calculates the speed of the sports car at impact. what was that speed?