Question

prove that light travels in a straight line path​

Answer 1

Answer:

take a straw and a torch. On the torch and keep your eye at the end of straw , you can see the light. Now bend the straw and do the same , Now you can't see the light because the light travel in straight line this phenomenon is called rectilinear propogation of light. It will bend in refraction that you will learn in 8th or higher classes

Answer 2

Answer:

Experiment: for proving that light travels in a straight line.

Explanation:

Take a candle and straw.

Light the candle and try to see the flame through the straw.You can see the flame.

Now bend the straw and see the flame.You can't see the flame.

Conclusion: When you bend the straw you cannot see the flame and this proves that light travels in a straight line.

Hope this helps you.Please mark my answer as the brainliest.