Aparcel of air at 5 km. and an initial temperature of 10°c altitude descends to 3 km altitude at the unsaturated adiabatic lapse rate. what is the temperature at 3 km?

The density of a liquid could be found by using

How is zig zagging a form of acceleration?

Asatellite with an orbital period of exactly 24.0 h is always positioned over the same spot on earth. this is known as a geosynchronous orbit. television,communication, and weather satellites use geosynchronous orbits. at what distance would a satellite have to orbit earth in order to have a geosynchronous orbit?