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
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Reflecting
Why Does My Hair Look Dark When Wet?
Why Does My Hair Look Dark When Wet? When your hair gets wet, the water makes your individual hairs stick close together. The water also for
What Causes an Echo?
What Causes an Echo? An echo occurs when sound bounces back from an object. When we speak or shout, sound waves travel through the air. We f
Why Do Cats’ Eyes Shine at Night?
Why Do Cats’ Eyes Shine at Night? A cat’s eyes shine at night because they reflect light. Cats’ eyes contain a special mirror-like lining.
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