Since 1967 the Standard Definition for the Second Has Been

question 8

Multiple Choice

Since 1967 the standard definition for the second has been based on which of the following?

• A)characteristic frequency of the cesium-133 atom
• B)average solar day
• C)sidereal day
• D)Greenwich Civil Time

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Definitions:

Junk Bonds

High-risk, high-yield bonds issued by companies with lower credit ratings than investment-grade bonds.

Speculative

Involving financial actions that carry a significant risk of losing all value but also hold the promise of substantial gains.

Ratings

Assessments or evaluations used to rank or score entities based on certain criteria, such as financial strength or quality.

Money Market Instruments

Financial instruments that provide liquidity and short-term financing in the money market, such as treasury bills, commercial paper, and certificates of deposit.