Two Displacement Vectors Have Magnitudes of 5

question 10

Multiple Choice

Two displacement vectors have magnitudes of 5.0 m and 7.0 m,respectively.If these two vectors are added together,the magnitude of the sum

• A)is equal to 2.0 m.
• B)could be as small as 2.0 m or as large as 12 m.
• C)is equal to 12 m.
• D)is equal to 8.6 m.

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Definitions:

Standard Deviation

A measure of the amount of variation or dispersion in a set of values, showing how much the values differ from the mean of the set.

Home Runs

In baseball, a hit that allows the batter to make a complete circuit of the bases and score a run without any errors being committed by the defending team.

National League

One of the two major leagues in professional baseball in the United States, the other being the American League.

Variance

A measure of the dispersion or spread of a set of numbers, calculated as the average of the squared differences from the Mean.