Question

An apple falls from a tree that is 21 feet tall. What is the height

of the apple 1 second after it was dropped? Use the vertical
motion model, h = -16t2 + 21 where t is the time in
seconds and h is the height in feet.
Height: feet
the answer

Answer 1

Use the vertical motion model, h = -16t^2 + 21 , t=1 second

h = -16(1) ^2 + 21

h = 5 feet

Explanation:

Just plug in the time with t to get your answer in height