In a Free-Fall Experiment, an Object Is Dropped from a Height

question 192

Multiple Choice

In a free-fall experiment, an object is dropped from a height of 256 feet. A camera on the ground 500 feet from the point of impact records the fall of the object as shown in the figure. Assuming the object is released at time . At what time will the object reach the ground level? ​ ​

• A) 3 seconds
• B) 6 seconds
• C) 7 seconds
• D) 5 seconds
• E) 4 seconds

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Definitions:

Standard Deviation

Standard Deviation is a statistic that measures the dispersion of a dataset relative to its mean, indicating how spread out the data points are.

Probability

A measure of the likelihood or chance that a particular event will occur, expressed as a number between 0 and 1.

Sample Mean

The average of all observations or data points in a sample, used as an estimate of the population mean.

Population Mean

The average of all observations or values in a total population, representing the central value around which the figures in the population distribute.