What Do Astronomers Mean by Light Pollution

question 45

Multiple Choice

What do astronomers mean by light pollution?

• A) Light pollution is light from human sources that makes it difficult to see the stars at night.
• B) Light pollution is a type of air pollution created by lightweight gases such as hydrogen and helium.
• C) Light pollution means contamination of light caused by chemicals in the Earth's atmosphere.
• D) Light pollution is a term used to describe the appearance of the sky in regions that are crowded with stars.

Recognize the importance of corporate culture and the methods for assessing employee performance.

Understand the concept of organizational culture and its components.

Identify factors that influence employee performance and how they are evaluated.

Recognize the importance and methods of employee selection and performance evaluation.

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Definitions:

Journal Entry

A record in accounting that notes transactions and changes in financial statements.

Net Pay

The amount of money an employee takes home after all deductions, such as taxes and benefits, are taken out of their gross salary.

FICA Tax

Federal Insurance Contributions Act tax; a United States federal payroll (or employment) tax imposed on both employees and employers to fund Social Security and Medicare.

Federal Income Taxes

Federal income taxes are taxes levied by the national government on taxable income of individuals, corporations, trusts, and other legal entities.