Term
| In a concave spherical mirror, what are the only things reflected through the focal point? |
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Definition
| parallel rays that are close to the principal axis |
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Term
| Where do other rays (not parallel) converge at? |
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Definition
| point closer to the mirror's surface |
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Term
| image defect of a spherical mirror that does not allow parallel light rays far from the principal axis to converge at the focal point and produces an image that is fuzzy, not sharp |
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Definition
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Term
| Why does a perfectly parabolic mirror eliminate spherical aberration? |
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Definition
| parabolic mirrors focus all parallel rays at a point |
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Term
| What is formed behind the mirror when an object is located between the focal point and a spherical concave mirror? |
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Definition
| a virtual image that is upright and larger compared to the object |
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Term
| What is an example of a concave mirror? |
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Definition
| inner surface of a shiny spoon |
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Term
| What is a good example of a convex mirror? |
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Definition
| outer surface of a shiny spoon |
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Term
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Definition
| reflective surface with edges that curve away from the observer |
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Term
| What kind of image does a convex mirror show? |
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Definition
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Term
| What do rays reflected from a convex mirror always do? |
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Definition
| diverges or spread apart so they form virtual images |
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Term
| In a convex mirror, what are behind the mirror? |
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Definition
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Term
| In a convex mirror, what are negative? |
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Definition
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Term
| How are objects perceived in a convex mirror? |
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Definition
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Term
| What doe convex mirrors in large so that an observer can see? |
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Definition
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Term
| What are convex mirrors often used for? |
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Definition
| passenger side rearview mirrors |
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Term
| What kind of images are always behind the mirror so that image position is negative? |
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Definition
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Term
| What does negative magnification mean? |
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Definition
| image is inverted relative to the object |
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Term
| What kind of images do only single plane mirrors and convex mirrors produce? |
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Definition
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Term
| What kind of reflections doe plane mirrors give? |
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Definition
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Term
| What do convex mirrors do? |
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Definition
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Term
| What do concave mirrors act as when an object is within focal long of the mirror? |
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Definition
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Term
| half the radius of curvature of the mirror |
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Definition
| restating focal length (f) |
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Term
| What is an example of a virtual image? |
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Definition
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Term
| Where are angles of reflection and incidence equal? |
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Definition
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Term
| In a plane mirror what is true about virtual images and the actual object? |
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Definition
| the image that forms is the same size as the object and erect and is formed at the same distance behind the mirror that the object is in front of the mirror |
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Term
| Due to what is the path of light bent as it crosses the boundary between two media? |
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Definition
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Term
| What does the amount of refraction depend on? |
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Definition
| properties of two media and angle at which light strikes the boundary |
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Term
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Definition
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Term
| angle at which the light ray strikes the surface |
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Definition
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Term
| angle at which transmitted light leaves the surface |
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Definition
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Term
| When do light rays travel more slowly and the refracted rays are bent word the normal? |
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Definition
| when they enter a more optically dense medium |
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Term
| What is is smaller than the angle of incidence? |
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Definition
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Term
| ray of light bends in such a way that the ratio of the sine of the angle of incidenced to the sine of the angle of refraction is constant |
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Definition
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Term
| What is the constant in Snell's law? |
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Definition
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