If an Atom in a Crystal Is Acted Upon by a Restoring

question 23

Multiple Choice

If an atom in a crystal is acted upon by a restoring force that is directly proportional to the distance of the atom from its equilibrium position in the crystal, then it is impossible for the atom to have zero kinetic energy.

• A) True
• B) False

Describe the types of sediments found on the seafloor and the information that can be obtained from drilling cores.

Understand the source of heat for hydrothermal vents and the geological processes involved.

Recognize the formation and characteristics of back-arc basins.

Describe the composition and formation of oceanic plateaus and how they differ from other seafloor features.

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Definitions:

Barriers To Entry

Obstacles that make it difficult for new competitors to enter a market.

Scale Economies

Cost advantages that a business can achieve due to expansion in the scale of production, leading to a reduction in average costs.

Patents

Legal documents granting an inventor exclusive rights to manufacture, use, or sell an invention for a certain number of years.

Cournot Model

Oligopoly model in which firms produce a homogeneous good, each firm treats the output of its competitors as fixed, and all firms decide simultaneously how much to produce.