A Typical Refracting Telescope Is Made Up Of

question 202

Multiple Choice

A typical refracting telescope is made up of:

• A) a long-focal-length lens at the front and a short-focal-length lens at the rear (next to your eye as you look through the telescope).
• B) two mirrors, one concave, the other convex.
• C) a mirror that gathers and focuses the light and a lens next to your eye through which you examine the image.
• D) a short-focal-length lens at the front and a long-focal-length lens at the rear (next to your eye as you look through the telescope).

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Definitions:

Confidence Level

A measure of certainty in statistical analysis that a parameter lies within a specific range of values.

Flashbulb Memory

Highly detailed, exceptionally vivid 'snapshot' of the moment and circumstances in which a piece of surprising and consequential news was heard.

Accuracy Trust

The degree of confidence in the accuracy of a source or information.

Retroactive Interference

A phenomenon in which subsequently learned material lowers the probability of recalling earlier learned material.