4. how does light travel?\na light travels in straight lines only.\nb light travels like a river, wherever…
4. how does light travel?\na light travels in straight lines only.\nb light travels like a river, wherever there is an open path.\nc light travels in unpredictable ways.\nd it depends; if the light is bright enough it can change direction.
Answer
Brief Explanations:
Light travels in straight - line paths called rays in a homogeneous medium. This is known as rectilinear propagation of light.
Answer:
A. Light travels in straight lines only.