Question

how do you show that light travels in straight line

Answer 1

How to Prove That Light Travels in a Straight Path



Light is an essential part of your day. It allows you to see objects, shapes, and colors. In fact, the pupils in your eyes filter in light to help you see everything around you.[1] As part of a school assignment, you may be asked to prove that light travels in a straight line. You can do this using basic household items in three easy experiments

1

Gather your materials. This experiment will allow you to create a light pinhole, which will show you how light travels in a straight line by filtering it through a hole. To create a light pinhole, you will need the following supplies:Three index cards.A piece of modeling clay or sticky tack. You can also use double sided tape.A flashlight or a laser pointer.A hole puncher.A ruler.

Answer 2

HEY DUDE HERE IS YOUR ANSWER.......

Following experiment are used to demonstrate how light travels in straight lines..

FIRST EXAMPLE

the presenter arranges three pieces of card, with holes in, in an uneven line.. The light stops and cannot travel through all three cards. When the presenter arranges the holes in a straight line, the light can travel through....

(HOPE IT HELPS YOU......)