Which of the following is NOT a detector of radiation from space that astronomers have used?
A) eyes in the head of the astronomer
B) a piece of photographic film
C) a photographic plate
D) a charge-coupled device (CCD)
E) a refracting telescope

Question

Quizplus · Accepted Answer

Refracting telescopes are not detectors of radiation from space, but rather instruments used to visually observe celestial objects. The other choices are all types of detectors that astronomers have used to study radiation from space.

Which of the Following Is NOT a Detector of Radiation