Light travels:
a
in bendy lines
b
in curves
c
in straight lines
d
around corners
3 answers
c - in straight lines.
c . ---- as long as it is traveling in a material with constant speed of light.
That is correct! Light travels in straight lines as long as it is traveling in a medium (such as a vacuum) with a constant speed of light. However, if it enters a medium with varying refractive index, it may bend or change direction.