Give examples of objects that we see because they emit light and examples of objects that we see because they reflect light.

Stars, light bulbs, a fire, a monitor screen emit light.
All objects illuminated by the Sun or other light source reflect light: a mirror, the paper on which the image is printed, the surface of the water, the Moon.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.