Solve the Problem
-A Toy Rocket Is Shot Vertically Upward $t$

question 228

Multiple Choice

Solve the problem
-A toy rocket is shot vertically upward from the ground. Its distance in feet from the ground in $t$ seconds is given by $\mathrm { s } ( \mathrm { t } ) = - 16 \left( \mathrm { t } ^ { 2 } \right) + 142 \mathrm { t }$ . At what time(s) will the ball be $151 \mathrm { ft }$ from the ground? Round your answer to the nearest tenth of a second.

• A) \(1.2 \mathrm { sec }\) and \(7.6 \mathrm { sec }\)
• B) \(137.8 \mathrm { sec }\) and \(146.2 \mathrm { sec }\)
• C) \(8.9 \mathrm { sec }\)
• D) \(4.4 \mathrm { sec }\)

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Definitions:

Industrial Revolution

A period of major industrialization that took place during the late 1700s and early 1800s, marked by a shift from agrarian societies to industrial and urban centers, leading to significant social, economic, and cultural changes.

Global Carbon Dioxide

The concentration of carbon dioxide in the Earth's atmosphere, which is a critical factor influencing global climate change and warming.

Macrochanges

Large-scale societal transformations that affect the structure and functioning of social institutions, economies, or cultures over time.

Systemic Changes

Significant and broad alterations affecting structures or processes across an entire system, often aimed at improving or reforming the system.