43 terms

Curved Mirrors

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The location where all parallel incident rays reflect through or converge
Focal Point
An imaginary straight line that runs through the center of curvature and focal point
Principal Axis
An item placed in front of the mirror
Object
An image that forms behind the mirror
Virtual Image
An image that forms in front of the mirror
Real Image
The center of the sphere that a mirror surface is a part of
Center of curvature (2f)
Which mirror has NO focal length?
Plane (flat) Mirror
Which mirror always has a positive focal length?
Concave Mirror
Which mirror always has a negative focal length?
Convex Mirror
Which mirror produces an image height that is ALWAYS less than object height?
Convex Mirror
Which mirror has NO focal point?
Plane (flat) Mirror
What type of mirror CONVERGES light?
Concave Mirror (CONcave = CONverge)
What type of mirror DIVERGES light?
Convex Mirror
Which type of image can be produced on a screen?
Real Image
Which type of mirror is capable of producing a virtual image?
Concave, Convex, and Plane (flat) mirrors
As an object is moved further away from the focal point of a concave mirror, what happens to the image?
The image gets smaller and gets closer to the mirror.
Which of the following would NOT be the correct units for measuring the focal length, object distance, or image distance?
A). meters B.) cm C.) degrees
Degrees
The image distance of a convex mirror is...
Always NEGATIVE
As an object is moves closer to the focal point of a concave mirror, what happens to the image?
The image gets larger and farther from the mirror.
When using a concave mirror, what type of image is produced when you place the object at the focal point?
No Image
When using a concave mirror, what type of image is produced when you place the object inside (closer than) the focal point?
Virtual and Upright
When using a concave mirror, what type of image is produced when you place the object outside (further than) the focal point?
Real and Inverted Image
When does a convex mirror produce a real image?
a CONVEX mirror NEVER produces a real image
Is a virtual image produced IN FRONT OF or BEHIND the mirror?
Behind the mirror
What is the focal point?
The location where all parallel incident rays reflect through or converge
What is the principal axis?
An imaginary straight line that runs through the center of curvature and focal point
What is an object?
An item placed in front of the mirror
What is a virtual image?
An image that forms behind the mirror
What is a real image?
An image that forms in front of the mirror
A convex mirror has what kind of focal length?
A NEGATIVE focal length
What does Di represent?
The image distance (from the mirror)
What does Do represent?
The object distance (from the mirror)
What does Hi represent?
The image height
What does Ho represent?
The object height
What does the symbol " f " represent?
The focal length
In what type of mirror is the focal length negative?
Convex Mirror
What types of mirrors produce a real image?
Concave
What types of mirror produce a virtual image?
Concave, Convex, Plane (flat)
For a concave mirror where does the object have to be placed so that the image is upright, larger and virtual?
Inside the focal point
For a concave mirror where does the object have to be placed so that the image is inverted, real and larger?
Between 2f and f
For a concave mirror where does the object have to be placed so that the image is inverted, real and smaller?
Farther than 2f
For a concave mirror where does the object have to be placed so that the image is inverted, real and the same size?
2f
For a concave mirror where does the object have to be placed so that there is no image?
At the focal point
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