A 20-Kg Object Moves in a Straight Line on a Horizontal

question 59

Multiple Choice

A 2.0-kg object moves in a straight line on a horizontal frictionless surface.
The graph shows the velocity of the object as a function of time. The various equal time intervals are labeled using Roman numerals: I, II, III, IV, and V. The net force on the object always acts along the line of motion of the object.
-In which section of the graph is the magnitude of the net force decreasing?

• A)I
• B)II
• C)III
• D)IV

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Definitions:

Planned Investment

Investments that are part of a predetermined plan, often by governments or large organizations, focusing on achieving long-term objectives or economic development.

Aggregate Demand Curve

A curve showing the total demand for goods and services within an economy at various price levels.

Consumption

The action of using goods and services to fulfill needs or desires; usually the largest component of GDP.

Saving

The portion of income not spent on current expenditures or consumables, often put aside for future use or investments.