Write the Word or Phrase That Best Completes Each Statement $g$

Essay

Write the word or phrase that best completes each statement or answers the question.
Solve the problem.
-The acceleration due to gravity $g$ (in meters per second per second) at a height h meters above sea level is given by $g ( h ) = \frac { 3.99 \times 10 ^ { 14 } } { \left( 6.374 \times 10 ^ { 6 } + h \right) ^ { 2 } }$ where $6.374 \times 10 ^ { 6 }$ is the radius of Earth in meters. Death Valley in California is $86 \mathrm {~m}$ below sea level.
a) Find the value of $g ( h )$ at Death Valley to four decimal places.
b) Compare the value in (a) to the value of $g ( h )$ at sea level.