Solve the Problem $$h = 117.6 - 4.9 t ^ { 2 }$$

question 295

Multiple Choice

Solve the problem.
-A rock falls from a tower that is 117.6 m high. As it is falling, its height is given by the formula $$h = 117.6 - 4.9 t ^ { 2 }$$ How many seconds will it take for the rock to hit the ground (h=0) ?

• A) 4.9 s
• B) 10.6 s
• C) 10.8 s
• D) 2,800 s

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Definitions:

Dopamine-Producing Cells

Neurons that synthesize and release dopamine, a neurotransmitter involved in reward, motivation, memory, attention, and even regulating body movements.

Parkinson

A degenerative disorder of the central nervous system that primarily affects motor function, often characterized by tremors, stiffness, and slow movement.

Controversial

Pertaining to or causing disagreement, debate, or argumentation due to differing opinions or ideas.

Neuroplasticity

The nervous system’s potential to physically or chemically modify itself in response to environmental change and to compensate for age-related changes and injury.