A Ball Is Dropped from a Window 140 Feet Above $\ge$

question 38

Multiple Choice

A ball is dropped from a window 140 feet above the ground.Assume that its acceleration is a(t) = -32 ft/sec² for t $\ge$ 0.Find the velocity of the ball as a function of time t.(All answers are in ft/sec.)

• A) \(-16 t^{2}+140\)
• B) \(-32 t\)
• C) \(-32+140\)
• D) \(-16 t^{2}\)

---

Definitions:

Efficient Production

A production process that operates at the lowest possible cost and produces the highest possible output with given resources and technology.

Production Possibility Frontier

A curve depicting the maximum feasible amounts of two goods that can be produced with available resources and technology.

Economic Growth

A growth in an economy's ability to produce goods and services when comparing one time period to another.

Outward Shift

A movement of a curve away from the origin on a graph, typically indicating an increase in supply or demand.