When a Rock Thrown Straight Upwards Gets to the Exact

question 15

Multiple Choice

When a rock thrown straight upwards gets to the exact top of its path,its

• A)velocity is zero and its acceleration is zero.
• B)velocity is zero and its acceleration is about 10 meters per second per second.
• C)velocity is about 10 m/s and its acceleration is zero.
• D)velocity is about 10 m/s and its acceleration is about 10 meters per second per second.
• E)none of these

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Definitions:

Standard Normal Distribution

A probability distribution with a mean of 0 and a standard deviation of 1, often used in statistical analysis.

Standard Deviation Units

Units of measurement derived from the standard deviation, used to quantify the variation or dispersion of a set of data points.

Bell-Shaped

Describes the graphical representation of a normal distribution, where most values cluster around a central peak and the distribution tapers off symmetrically towards both tails.

Standard Normal Distribution

A distribution of probability that displays symmetry around its mean, highlighting that instances near the mean happen more often than those far from it.