A Roller Coaster Starts from Rest at Point A

question 5

Multiple Choice

A roller coaster starts from rest at point A. If you ignore friction and take the zero of potential energy to be at C,

• A) the kinetic energy of the coaster at D will be equal to its potential energy at A.
• B) the kinetic energy of the coaster at E will be equal to its potential energy at C.
• C) the kinetic energy of the coaster at C will be equal to its potential energy at A.
• D) the kinetic energy of the coaster at B will be equal to its potential energy at C.
• E) None of these is correct.

---

Definitions:

Unexplained Flashes

Brief, sudden bursts of light or appearances that occur without a clear source or reason, often leading to speculative interpretations or investigations.

Neurologist

A neurologist is a medical doctor specializing in diagnosing and treating disorders of the nervous system, including the brain, spinal cord, and nerves.

Occipital Lobe

The region of the cerebral cortex located at the back of the brain, responsible for processing visual information.

Right Frontal Lobe

A region of the frontal lobe of the brain located in the right hemisphere, involved in cognitive functions and emotional regulation.