Interstellar Extinction Is the

question 152

Multiple Choice

Interstellar extinction is the

• A) assimilation of interstellar matter by stars after gravitational attraction and capture.
• B) reduction of the apparent brightness of stars by scattering and absorption of their light by intervening interstellar clouds.
• C) wipeout of species on Earth by intense radiation from a nearby supernova.
• D) deaths of high-mass stars in the space between other long-lived stars.

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Definitions:

Portfolio Risk

The potential for loss or underperformance across a collection of investments held by an individual or institution.

Expected Return

The anticipated return on an investment, taking into account all possible outcomes, their probabilities, and their corresponding returns.

Required Return

The minimum rate of return on an investment that is necessary for an investor to consider making that investment.

Market Risk

The risk of losses in positions arising from movements in market prices.