At About What Frequency Is Earth Struck by a Meteorite

question 44

Multiple Choice

At about what frequency is Earth struck by a meteorite large enough (about 10 km in diameter) to cause mass extinctions?

• A)about every 1 million years
• B)about every 10 million years
• C)about every 100 million years
• D)This has yet to occur on Earth.

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Definitions:

N-SSATS

The National Survey of Substance Abuse Treatment Services, a source of data on the location, characteristics, and use of alcohol and drug abuse treatment facilities.

SUD Treatment Facilities

Institutions dedicated to providing medical and therapeutic services for individuals struggling with Substance Use Disorders (SUDs), including detoxification, counseling, and rehabilitation programs.

Specialized Programs

Programs designed to address specific needs or populations, such as those for substance abuse, mental health, or educational purposes.

Treatment Placement

The process of determining the most appropriate and effective setting or level of care for a person requiring medical or therapeutic intervention.