A Particle Moving Along the X Axis Has a Position

question 1

Multiple Choice

A particle moving along the x axis has a position given by x = (24t - 2.0t³) m, where t is measured in s. What is the magnitude of the acceleration of the particle at the instant when its velocity is zero?

• A) 24 m/s²
• B) zero
• C) 12 m/s²
• D) 48 m/s²
• E) 36 m/s²

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Definitions:

S-waves

Secondary or shear waves, a type of elastic wave that moves through the body of the Earth, used in the study of earthquakes and the Earth's interior.

Oceanic Trench

Deep, underwater canyons formed by the subduction of one tectonic plate under another at convergent plate boundaries.

Magmatic Belt

A geographic zone that is extensively populated by igneous rocks which have been or are being formed by magmatic processes typically related to tectonic plate boundaries.

Passive Margin

The transition zone between oceanic and continental lithosphere that is not an active plate boundary.