Two Objects, One Having Three Times the Mass of the Other

question 53

Multiple Choice

Two objects, one having three times the mass of the other, are dropped from the same height in a vacuum.At the end of their fall, their velocities are equal because:

• A)anything falling in vacuum has constant velocity
• B)all objects reach the same terminal velocity
• C)the acceleration of the larger object is three times greater than that of the smaller object
• D)the force of gravity is the same for both objects
• E)none of the above

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Definitions:

Numerical Coefficient

The numerical factor in a term.

Like Terms

Terms in an algebraic expression that have the same variables raised to the same power, and therefore can be combined.

Simplify

To make something less complicated or easier to understand, often by reducing it to its basic components.

Collect Like Terms

The process of simplifying mathematical expressions by combining terms with the same variables.