An Earth Satellite in Close Orbit Circles Earth in About

question 71

Multiple Choice

An Earth satellite in close orbit circles Earth in about an hour and a half. How long would a satellite located as far away as the Moon take to orbit Earth?

• A)the same hour and a half
• B)less than an hour and a half
• C)about 28 days
• D)need more information
• E)none of the above

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Definitions:

Electromotive Force

The energy supplied per charge by a source of electrical energy, such as a battery or generator, measured in volts.

Volts

The unit of measurement for electric potential difference or electromotive force, central to understanding electric circuits.

Solid-State Switches

Electronic switching devices that control the flow of electricity without moving parts, using semiconductor materials instead.

Moving Parts

Components within a system or machine that move relative to each other to perform a function or task.