The Main Way Astronomers Determine the Physical and Chemical Properties

question 57

Multiple Choice

The main way astronomers determine the physical and chemical properties of an object in the distant universe is through

• A) photography
• B) spectroscopy
• C) astrometry
• D) direct measurement

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Definitions:

Block Grants

A type of financial aid issued by the federal government to state or local governments for broad purposes with few restrictions on how it is spent.

General Revenue Sharing

A federal government program that provides funds to local governments with minimal restrictions on how the money is spent, allowing for local discretion.

Unfunded Mandates

Regulations or mandates imposed by higher levels of government without providing the necessary funding to fulfill them.

Tenth Amendment

An amendment to the U.S. Constitution that reserves powers not delegated to the federal government to the states or to the people.