What are 5 essential characteristics of matter; Mass;Weight

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

Science and technology are interdependent. advances in one lead to advances in the other. give an example of this phenomenon.

Simple machines can a. increase force only b. decrease force only c. increase or decrease force