Using ________, scientists can use a few smaller telescopes to take images with the same resolution as a much larger telescope.

A. interferometry
B. satellite telescopes
C. charge-coupled devices (CCDs)
D. adaptive optics


Answer: A

Physics & Space Science

You might also like to view...

A highly reliable laser emits a steady beam of light at a fixed frequency f that hits a photodetector a light year away in what we can assume is empty space. The laser/detector setup is now placed as a system with a black hole directly behind the laser. What happens to the frequency of the light beam?

a. The detector measures the frequency of the beam as less than f. b. The detector measures the frequency of the beam as greater than f. c. The laser emits light at a frequency less than f (as measured at the laser) d. The laser emits light at a frequency greater than f (as measured at the laser) e. Both a and c

Physics & Space Science

The image of an object at the focal point of a concave spherical mirror

a. looks the same as the object. b. is said to be formed at infinity. c. is real. d. is reduced.

Physics & Space Science

Where would you most likely find a large radio telescope?

a. in a busy, populated area b. at the peak of a mountain c. on top of a tall building d. in a mountain valley e. near multiple radio towers

Physics & Space Science

Alpha particles

A. have no charge B. are the same as electrons C. are the same as helium ions

Physics & Space Science