To improve the resolution of radio telescopes, astronomers___________ .
A) make bigger telescopes
B) group smaller telescopes in arrays, like the very large array in New Mexico
C) scan the skies rapidly to detect the direction of the radio signal
D) place the telescope in outer space

Question

Quizplus · Accepted Answer

Grouping smaller telescopes in arrays like the very large array in New Mexico is a technique used in interferometry where signals detected at each telescope are combined to improve the resolution of the observations.

To Improve the Resolution of Radio Telescopes, Astronomers___________