Approximately How Many Major Tectonic Plates Make Up Earth's Surface

question 486

Multiple Choice

Approximately how many major tectonic plates make up Earth's surface?

• A) about a dozen
• B) two (the eastern and western hemispheres)
• C) seven (one under each continent)
• D) hundreds

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Civil Disobedience

The act of intentionally breaking or refusing to comply with laws as a form of protest, typically to bring about legal or social change.

Labor Movement

A collective effort of workers and unions aimed at improving working conditions, wages, and rights of employees.

Worker Interests

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National Labor Relations Act; legislation passed in the United States in 1935 that protects the rights of employees and employers, encourages collective bargaining, and curtails certain private sector labor and management practices.