Why Does the Road Look Wet on a Hot Summer Day?
On a hot summer day, while driving along the highway, you may see something that looks like a pool of water ahead of you in the road. But w
Tag
Mirror
How Do Mirrors Work?
Most mirrors are made of a sheet of polished glass with a thin coat of silver paint on the back. The silver backing reflects the light that
What Were the First Mirrors?
What Were the First Mirrors? Probably the first mirror was the surface of a quiet pond. Our earliest ancestors must have noticed that they c
When Were Mirrors First Used?
We will never know who first discovered the idea of a mirror. But our earliest ancestors must have noticed that they could see their reflect
How Does a Telescope Work?
How Does a Telescope Work? A telescope is basically a long tube with magnifying lenses at both ends. A lens at the front of the telescope ga