Refraction represents a change in the direction of propagation when beams of light encounter a medium with a different density.
Reflection is the return of light to the medium it came from when it encounters a mirror.
Loop is a control structure that causes a statement or group of statements to repeat.Before entering a loop, the first input, or the accumulator where the total will be kept is retrieved to an initial value, usually zero.
Answer:
A, system software
Explanation:
that is answer an interpreter is a type of system software
Answer:
The NEA’s focus on building new performing arts centers led to an increased production of arts.