Thursday, February 11th, 10:00 AM EST

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* 1. GS is the Government agency responsible for defining, maintaining, and providing access to

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* 2. Which coordinate element is not part of the geometric component of a 3D position?  

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* 3. Which of these is a global, plate-independent reference frame that allows a user to detect/observe tectonic plate motion?

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* 4. What term is used to define an instant/moment in time, functioning as important metadata for comparing coordinates collected at different times?

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* 5. Which type of information will not be used at all by NGS to define the new vertical datum?

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* 6. Please enter your information to receive your credits.

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