What Is a CCD (Charge-Coupled Device)

question 377

Multiple Choice

What is a CCD (charge-coupled device) ?

• A) a detector in which a small electric current is controlled by a bimetallic strip that expands and contracts in response to infrared radiation
• B) an electronic filter to single out one wavelength or set of wavelengths for studying astronomical objects
• C) a device in which an image from a photographic plate or film is transferred to a computer by moving static-electric charges directly into the computer memory in a manner similar to modern copying machines
• D) an array of small, light-sensitive elements that can be used in place of photographic film to obtain and store a picture

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Definitions:

Miller

A term often associated with the Miller-Urey experiment, which simulated early Earth conditions and demonstrated that organic compounds could be formed from inorganic substances.

Herbaceous Plants

Plants that do not have woody stems and typically die back to the ground level at the end of the growing season.

Woody Plants

Plants that produce wood as their structural tissue and typically have perennial growth.

Neogene Period

A division of geological time from approximately 23 to 2.6 million years ago, part of the Cenozoic Era.