1. A) gps is a network of satellites transmitting coded information to identify locations on Earth

b) GPS is a system of stations for measuring distance from the satellites

c) GPS is a network for monitoring satellite data

2. a) GPS actually predates the introduction of Internet

b) GPS actually predates the introduction of radar technology

c) GPS actually predates the introduction of the personal computer

3. a) The designers of GPS originally had commercial purposes in mind

b) The designers of GPS originally had educational application in mind

c) The designers of GPS originally had a military application in mind

4. a) Military aircraft can’t use GPS to find targets

2. GPS allows soldiers to find commanders

3. Various military weapons systems use gps to track potential ground and air targets before they are flagged as hostile

5. A) gps is popular among hikers, hunters, snowmobilers, mountain bikers and cross-country skiers.

b) GPS is not used for recreational uses

c) GPS is commonplace in automobiles in Russia

6. a) The NAVSTAR consists of the satellites

b) The NAVSTAR consists of the ground stations

c) The NAVSTAR consists of a space segment (the satellites), a control segment (the ground stations), and a user segment (you and your receiver)