Although the first GPS satellite was put into orbit in the ___________, GPS did not provide global coverage until _______.

A) 1960's; 1990
B) 1970's; 1995
C) 1970's; 1990
D) 1980's; 1995
E) 1990's; 2000


Answer: B) 1970's; 1995

Environmental & Atmospheric Sciences

You might also like to view...

To build an index model, one must assign a(n) ________ to each variable or factor under consideration:

A. ID B. weight C. numeric score

Environmental & Atmospheric Sciences

What type of silicate minerals is shown from this arrangement of silicon tetrahedron?

A. independent tetrahedra B. sheets C. double chains D. frameworks E. single chains

Environmental & Atmospheric Sciences

The amount of tropical forest that is lost each year is approximately equivalent to the size of what U.S. state?

A) Rhode Island B) Texas C) Alaska D) Delaware E) Wisconsin

Environmental & Atmospheric Sciences

Which of the following is not one of the elements the National Weather Service uses to define severe weather?

A. Precipitation greater than 1 inch per hour B. Damaging winds (greater than 58 miles per hour) C. Penny-sized or larger hail D. A tornado

Environmental & Atmospheric Sciences