# Reflecting Light with Spherical Mirrors: A Crash Course

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## 10 Questions

Convex mirror

### Where is the image formed by a concave mirror located?

In front of the mirror

### What is the mirror equation used to relate?

Object distance, image distance, and focal length

### Where is the focal point of a spherical mirror located?

At a distance equal to the focal length from the center of the mirror

Convex mirror

Convex mirror

### What kind of image is produced by a concave mirror?

Real, magnified, and inverted

### What happens to an image formed by a convex mirror compared to the object?

The image is smaller than the object.

### What are convex mirrors also known as?

Outward-facing mirrors

Focal point

## Reflecting Light with Spherical Mirrors: A Crash Course

When it comes to understanding how light interacts with spherical mirrors, there are a few fundamental concepts that are essential to grasp. From concave mirrors to convex mirrors, the mirror equation, and the creation of real and virtual images, this guide will help you navigate the fascinating world of spherical mirror optics.

### Convex Mirrors

Convex mirrors—also known as outward-facing or bulbous mirrors—produce a virtual, diminished, and upright image. The image is smaller than the object and appears behind the mirror. Convex mirrors are commonly found in rear-view mirrors and security systems.

### Concave Mirrors

Concave mirrors—inward-facing or dish-shaped mirrors—produce a real, magnified, and inverted image. The image is larger than the object and is located in front of the mirror, often beyond the focal point. These mirrors are used in reflecting telescopes and are commonly found in makeup mirrors.

### The Mirror Equation

The mirror equation relates the object distance ((u)), image distance ((v)), and focal length ((f)) of a spherical mirror. This equation is typically written as:

[ \frac{1}{u} + \frac{1}{v} = \frac{1}{f} ]

### Focal Point

The focal point of a spherical mirror is the point where light rays meet when they are reflected from the mirror. This point is located at a distance equal to the focal length ((f)) from the center of the mirror.

### Real and Virtual Images

Images created by spherical mirrors can be real or virtual. A real image is an image that can be projected onto a screen or recorded on photographic film. Real images are always formed in front of a concave mirror and behind a convex mirror.

A virtual image, on the other hand, cannot be projected onto a screen and does not have a physical existence. Virtual images are formed in front of a concave mirror and behind a convex mirror.

Understanding these fundamental concepts will allow you to tackle more complex concepts in optics such as image formation, magnification, and the laws of reflection. Grab a mirror and play around with light to visualize the concepts at play in real-time!

Explore the key concepts of concave and convex mirrors, the mirror equation, focal points, and real versus virtual images. Understand the characteristics of images formed by spherical mirrors and how they relate to object distance, image distance, and focal length.

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