Why Are the Youngest Mountains Formed Either in the Circum

question 106

Multiple Choice

Why are the youngest mountains formed either in the circum Pacific belt or the Alps-Himalayas belt?

• A)These are areas of maximum plate convergence today.
• B)Because this is where the oldest and strongest rocks are exposed.
• C)These are the regions with the greatest political pressure.
• D)Because these are the stable shield areas.

---

Definitions:

Basilar Membrane

A structure in the cochlea of the ear that vibrates in response to sound and aids in the process of hearing.

Wave Frequency

The number of waves that pass a fixed point in unit time, typically measured in hertz (Hz).

Auditory Tube

Also called the eustachian tube; connects the middle ear to the nasopharynx for the equalization of pressure.

Optic Chiasma

A structure in the brain where the optic nerves (II) partially cross, involved in the visual system.