An Important Aspect of Binary Star Systems,as Distinct from Single

question 51

Multiple Choice

An important aspect of binary star systems,as distinct from single stars,is that they allow a

• A) verification of the Doppler shift.
• B) measurement of the overall shapes of stars.
• C) measurement of the universal gravitational constant.
• D) measurement of the masses of stars.

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Definitions:

NFC

Near Field Communication involves a series of protocols that allow two devices, typically with one being a mobile device like a smartphone, to start communicating by placing them in close proximity, within a few centimeters.

Cellular

A type of network connection provided by a cell phone carrier that can also provide access to the Internet.

SSD

Solid State Drive, a type of non-volatile storage media that uses flash memory and has no moving parts, offering faster data access and reliability compared to traditional hard drives.

Technical Salesperson

A professional specializing in selling and explaining the technical aspects of a product or service to potential buyers.