1.
force that pulls toward the center of mass.

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

What properties of a moving object are used in determining the object's energy of motion

Ways that industry and agriculture use physical properties to separate substances