Question

Name two natural phenomena based on the property that ligjt trvaels in straight light

Answer 1

Two natural phenomena that occur due to the characteristic of light travelling in a straight line are :

A lunar eclipse that occurs when the Earth is situated between the Moon and the Sun. The shadow of the Earth falls on the surface of the Moon to appear invisible.
A solar eclipse that occurs when the Moon is situated between the Earth and the Sun. The shadow of the Moon falls on the surface of the Earth and causes that part of the Earth to experience darkness

Answer 2

1) Shadow
2) Solar and lunar eclipse