Computer-enhanced x-rays are called scans. a. tms b. pet c. ct d. mri

C is the answer because i know

Answer;

CT-Scan

Computer-enhanced x-rays are called CT scans.

Explanation;X-rays are types of electromagnetic radiations that are used in medicine to observe various tissues in the body such as bones, since when they are blocked by dense objects they appear white of a photographic film.CT scan or computed topography scan involves the use of a combination of computer and x-rays in scanning or viewing body parts.

2.77 x 10^-3 its for plato user 

1) what is light? light is an electromagnetic wave visible to the human eye.  2) what is a reflection? the rebounding of a light ray when it hits a mirror.3) what is the incident ray? contacts the surface of an object.4) what is the reflected ray? bounces off a reflective surface.5) what is the normal ray? perpendicular to the surface of a mirror.6) what is the angle of incidence? an angle formed by the incident ray and the normal.7) what is the angle of reflection? an angle formed by the reflected ray and the normal.8) what is refraction? (bending.)9) what is a converging lens? bring together light rays that pass through.10) what is a diverging lens? spreads out light passing through.11) focal point? the real point where the refracted rays meet when the incident rays run parallel.