If a Laser Light Pulse Was Sent Toward the Moon

question 241

Multiple Choice

If a laser light pulse was sent toward the Moon and some of this light were to be reflected toward Earth from retroreflectors left on the Moon by astronauts, how long after the transmission of the initial flash would the reflected light be detected through a telescope on Earth?

• A) 2.56 microseconds
• B) 2.56 seconds
• C) 1.28 seconds
• D) 1.28 milliseconds

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Consumer's Income

The sum of money a consumer can spend on products and services.

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A visual depiction of every potential combination of two products that can be bought within a specific budget at fixed prices.

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The amount of net income remaining after all taxes (federal, state, local) have been deducted from the gross income.

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The act of using goods and services to satisfy needs and wants.