The Theory That Earth's Surface Is Composed of Large Plates

question 275

Multiple Choice

The theory that Earth's surface is composed of large plates that float on an underlying layer of molten rock is the theory of:

• A) plate movement.
• B) plate tectonics.
• C) the Pangaea hypothesis.
• D) the continental plate theorem.

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Definitions:

Machinists

Skilled workers who operate machine tools to fabricate parts and instruments.

Labor Supply

The total hours that workers wish to work at a given wage rate, in a given time period.

Payroll Tax

Taxes levied on employers or employees, and are based on the salary or wages of employees. These taxes fund social security and healthcare programs.

Elastic

describes a condition in which the quantity demanded or supplied of a good or service is highly responsive to changes in its price.