How many manmade satellites are currently orbiting the Earth?
1,000
5,000
10,000
15,000
How fast does a satellite travel?
~14,000 mph
~17,000 mph
~20,000 mph
~23,000 mph
What do you see?
What does GPS stand for?
Global Polar System
Global Position Stars
Global Position System
Global Position Satellites
How much does a GPS satellite weigh?
3,000 - 4,000
5,000 - 7,000
8,000 - 10,000
10,000 - 12,000
Prior to 1957, what was the only satellite orbiting the earth?
The Moon
The Stars
The Sun
The Planets