Which of These Sentences Describes the Motions of the Particles

question 325

Multiple Choice

Which of these sentences describes the motions of the particles in the rings of Saturn?

• A) Each of the particles moves in an almost circular Keplerian orbit around the planet.
• B) The particles move in randomly oriented elliptical orbits and collide frequently with one another.
• C) The particles move in zigzag patterns within the ring system because of interaction with the major moons.
• D) The particles all move in concert as if they were a solid sheet because of electrostatic interaction.

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Definitions:

Parietal Lobes

The lobes that contain the somatosensory cortex (where touch, pressure, temperature, and pain register) and other areas that are responsible for body awareness and spatial orientation.

Cerebral Hemisphere

Either of the two symmetrical halves of the brain (left and right), each controlling specific functions and aspects of perception, cognition, and motor control.

Touch

The sense that allows organisms to perceive pressure, temperature, and pain through physical contact.

Right Hemisphere

The half of the human brain typically associated with processing visual and spatial information, creativity, and intuition.