Two Objects of Equal Mass Traveling Toward Each Other with Equal

question 47

Multiple Choice

Two objects of equal mass traveling toward each other with equal speeds undergo a head on collision. Which one of the following statements concerning their velocities after the collision is necessarily true?

• A)They will exchange velocities.
• B)Their velocities will be reduced.
• C)Their velocities will be unchanged.
• D)Their velocities will be zero.
• E)Their velocities may be zero.

---

Definitions:

Prions

Infectious agents composed entirely of a protein material that can fold in multiple, structurally abstract ways, at least one of which is transmissible to other prion proteins, leading to disease.

Neurological Diseases

Disorders or conditions affecting the nervous system, including the brain, spinal cord, and peripheral nerves, manifesting in various cognitive, sensory, and motor dysfunctions.

Coup Effects

Injuries to the brain occurring under the site of impact with an object, part of the broader phenomenon including both coup and contrecoup injuries in head traumas.

Contrecoup Effects

Refers to injuries that occur on the side of the brain opposite to where an impact occurs, typically associated with traumatic brain injuries.