Comets Have Been Discovered Around the Star Beta Pictoris Through

question 64

Multiple Choice

Comets have been discovered around the star Beta Pictoris through

• A) emission from gas evaporated when the comets pass close to their star.
• B) impacts on the system's gas giants.
• C) their gravitational effects on the system's small planets.
• D) obscuration caused by dust evaporated from the comets' nuclei.

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Definitions:

Memory Cards

Portable electronic storage devices used to store digital information, such as data for cameras, smartphones, and other gadgets.

Demand Curve

A graph showing the relationship between the price of a good and the quantity demanded by consumers, typically downward sloping.

Inferior Good

A type of good whose demand decreases as the income of consumers increases, inverse to the typical demand pattern.

Complementary Goods

Products or services that are used together, where an increase in demand for one leads to an increase in demand for the other.