State a Newtowns second law​

Apackage of supplies is dropped from a plane, and one second later a second package is dropped. neglecting air resistance, the relative velocity of the 1st package viewed from the second will 56) a) increase. b) be constant. c) be zero. d) depend upon their weight. e) decrease

Which statement best describes how private industry decides where to spend the money on research and development

What are some properties of transverse waves?