The Possible Collision of a Large Meteorite with Earth 65

question 135

Multiple Choice

The possible collision of a large meteorite with Earth 65 million years ago may explain

• A) the existence of Gondwana.
• B) continental drift, according to Alfred Wegener.
• C) the mass extinction that killed off the dinosaurs.
• D) contemporary atmospheric conditions on Earth.
• E) the rise of the Rocky Mountains and Andes Mountains.

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Definitions:

Beta Coefficient

An index of a security's fluctuation in value as compared to the broader market, signifying its relative risk versus the average market risk.

Characteristic Line

In finance, a line that describes the relationship between the returns on a stock and the returns on the market, used in the Capital Asset Pricing Model (CAPM).

Stable Equilibrium

A state in which a system, once disturbed, returns to its original condition because the equilibrium is stable.

Expected and Required Returns

The returns that investors anticipate or demand from an investment considering its risk, often guiding investment decisions.