Evaluate the expression used to calculate the initial
height of a falling object:

$\frac{1}{2}gt^2$for the given values g and t.

Question:  Evaluate the expression when $g=10\:and\:t\:=\:4.7$

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Evaluate the expression used to calculate the time
to impact of a falling object:

$\sqrt{\frac{2h}{g}}$for each given values g and h.

Question:  Evaluate the expression when $g=32.174,\:h=26.2$

Watch the demonstration below to find out how to solve this problem: