Which of These Techniques Is the Key Factor in a Telescope

question 223

Multiple Choice

Which of these techniques is the key factor in a telescope that uses adaptive optics to correct for atmospheric distortion of images, or "seeing"?

• A) Computer-controlled motors rapidly adjust the orientation and position of the separate primary mirrors in a multiple-mirror telescope (MMT).
• B) A corrector lens compensates for image distortion by electronic control of its shape.
• C) Computer-controlled motors adjust the position and shape of one of the small mirrors within the optics many times per second.
• D) The light rays are focused electronically, without the use of lenses or mirrors.

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Definitions:

Participant Observation

A research method in qualitative research where the researcher immerses themselves in the environment of their subjects to observe and participate in their activities.

Non-Random Sample

A sampling method where the participants are not chosen randomly, leading to potential bias and non-generalizable results.

Independent Variable

In research, an independent variable is the factor that is manipulated or varied to observe its effect on a dependent variable.

Social Class

A societal split based on economic and social standing that often dictates access to opportunities and resources.