Positioning and Geology:

What is a barrier island?

What is an archipelago?

What is the highest point on Earth as measured from Earth's center?

What is GPS?

What is GRAV-D?

What is subsidence?

What is glacial isostatic adjustment?

What is geocaching?

What is a geographic information system?

What is tectonic shift?

What do geodesists do?

What is the International Date Line?

Is the Earth round?

What is lidar?

Where is Point Nemo?

What is a datum?

What is the cryosphere?

Is there gold in the ocean?

How did the Hawaiian Islands form?

What is VDatum?

What is the geoid?

How long is the U.S. shoreline?

What is a seamount?

How is bathymetric data used?

What is the National Spatial Reference System?

What is geodesy?

What is a guyot?

What is a hydrothermal vent?

What role does the Ocean Service play with our nation's aircraft and airports?

What is the longest mountain range on earth?