What is true of radio telescopes?
A) They can only be used above the atmosphere.
B) They are the smallest, most compact telescopes.
C) They are most sensitive to the opacity of the ozone layer.
D) They have poorer angular resolution than a refractor of the same size.
E) They have better angular resolution than a reflector.

Question

Quizplus · Accepted Answer

Radio telescopes have poorer angular resolution compared to optical telescopes (refractors or reflectors) of the same size due to the longer wavelengths of radio waves they detect.

What Is True of Radio Telescopes