Acceleration Due to Earth's Gravity Is -9

question 21

Multiple Choice

Acceleration due to Earth's gravity is -9.8 m/s². Which part of this number gives the information on direction, making it a vector quantity?

• A)We know it is a vector quantity because the seconds are squared in the units.
• B)We know it is a vector quantity because the negative sign tells us the acceleration is upward.
• C)We know it is a vector quantity because the negative sign tells us the acceleration is downward.
• D)We know it is a vector quantity because the negative sign tells us the magnitude of the acceleration.

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Definitions:

Business Flexibility

The ability of a company to adapt to changes in the market or industry, altering operations or structures to meet new challenges.

Common Set

A group of elements or principles shared among various entities or situations, typically forming a basis for further discussion or analysis.

Exclusive Representation

The legal right of a duly selected union to be the sole representative of all workers in a bargaining unit in negotiations with the employer.

Union Density

The ratio of workers who are union members to the total number of workers within a specific area or sector.