A Major Advantage of a Newtonian Reflector Over a Refractor

question 31

Multiple Choice

A major advantage of a Newtonian reflector over a refractor is:

• A)its compact size.
• B)the elimination of chromatic aberration.
• C)there are only two lenses to grind.
• D)the central hole in the mirror is smaller.
• E)the elimination of the secondary mirror.

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Definitions:

Periosteum

The fibrous membrane covering the bone except at the articulating surfaces.

Tough Membrane

Refers to a dense and durable layer of tissue that provides protection or support within an organism, such as the dura mater of the brain.

Surface Of The Bone

The outermost layer of a bone where various biological processes take place and where muscles and ligaments may attach.