How do we see light?
In this lesson, we will learn the steps that take place when we see an object. We will draw diagrams to show how we see; we will learn the different parts and functions of the human eye; and we will learn why people wear glasses and sunglasses. In this lesson you will need a piece of paper, a pencil and a ruler. https://classroom.thenational.academy/lessons/how-do-we-see-light