Radio Waves Have a Wavelength of

question 58

Multiple Choice

Radio waves have a wavelength of

• A) less than 1 nanometer (μm).
• B) 1 to 375 nanometers (μm).
• C) 375 to 740 nanometers (μm).
• D) 740 nanometers (μm) to 1 millimeter (mm).
• E) greater than 1 millimeter (mm).

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Definitions:

Method of Elimination

A technique in algebra for solving a system of equations by removing variables to find their values.

System of Equations

A set of equations with the same variables, which are to be solved simultaneously.

Method of Substitution

A technique for solving systems of equations where one of the equations is solved for one variable in terms of the others, and then substituted into the other equation(s).

System of Equations

A set of equations with the same variables, which are solved together to find the values of these variables.