Concept explainers
To find: the time it takes a ball to reach the ground if it is dropped from a height that is half of 205 feet.
Answer to Problem 2GP
It takes about 2.53 seconds for the ball to reach the ground.
Explanation of Solution
Given information: During an experiment, a ball is dropped from a height of half of
205 feet. The formula
Calculation:
At ground level h= 0 and the initial height is half of 205 =102.5 feet ,so
Since a negative number does not make sense in this situation, the solution is 2.53 second. It takes about 2.53 seconds for the ball to reach the ground.
Chapter 9 Solutions
Algebra 1, Homework Practice Workbook (MERRILL ALGEBRA 1)
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