The Most Important Fact About a Cluster of Stars That

question 4

Multiple Choice

The most important fact about a cluster of stars that makes them useful for studying starformation is that:

• A)all the stars formed from the same cloud.
• B)all the stars formed at about the same time.
• C)all the stars are at the same distance from Earth.
• D)all the stars have the same chemical composition.
• E)all the stars are the same spectral type.

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Definitions:

Consumer Price Index

is a measure that examines the weighted average of prices of a basket of consumer goods and services, often used to assess inflation.

Annual Rate

Refers to the yearly interest rate or growth rate applied to investments, loans, or any financial product that calculates earnings or payments over a year.

Inflation

The rate at which the general level of prices for goods and services is rising, eroding purchasing power.

Consumer Price Index

A measure that examines the weighted average of prices of a basket of consumer goods and services, such as transportation, food, and medical care, used to estimate cost of living changes.