Which of These Statements BEST Describes the History of the Cosmological

question 104

Multiple Choice

Which of these statements BEST describes the history of the cosmological constant?

• A) Einstein introduced the constant to make the universe static, but many cosmologists now believe it makes the expansion of the universe accelerate.
• B) Einstein introduced the constant to make the universe expand, and it is still necessary to cosmological theories today.
• C) Einstein introduced the constant to make the universe static, but Hubble's discovery of the expanding universe proved that it the constant actually vanishes.
• D) Einstein introduced the constant to make the universe expand, and it is now known that it has a much higher value today because the expansion is accelerating.

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Definitions:

Repayments of Bonds

This concerns the act of returning borrowed funds to bond investors at the agreed-upon maturity date, usually including both principal and interest payments.

Statement of Cash Flows

A financial report that shows the cash inflows and outflows for a company over a specific period, indicating how it sources and uses cash.

Amortization

The process of gradually paying off a debt over a period of time through planned, periodic payments of principal and interest.

Bond Discount

The difference between the face value of a bond and the price for which it is sold, when the bond is sold for less than its face value.