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Physics and Math > Chapter 8 - Light and Optics > Flashcards

Chapter 8 - Light and Optics Flashcards

1
Q

Electromagnetic spectrum

A

Full range of frequencies and wavelengths of electromagnetic waves

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2
Q

Rectilinear propagation

A

When light travels through homogeneous medium, it travels in a straight line

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3
Q

Reflection

A

Rebounding of incident light waves at the boundary of a medium

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4
Q

Real image

A

Light converges at position of the image

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5
Q

Visual image

A

Light only appears to be coming from the position of the image

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6
Q

Plane mirrors

A

Flat, reflective surface; neither convergence nor divergence of reflected light rays

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7
Q

Center of curvature

A

Point on optical axis located at a distance equal to the radius of curvature from the vertex of a mirror

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8
Q

Concave

A

Center/radius of curvature located in front of mirror

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9
Q

Convex

A

center/radius of curvature behind the mirror

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10
Q

Magnification

A

Ratio of image distance to object distance

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11
Q

Refraction

A

Bending of light as it passes from one medium to another and changes speed

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12
Q

Total internal reflection

A

All the light incident on a boundary is reflected back into the original material

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13
Q

Hyperopia

A

Convergence to correct farsightedness

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14
Q

Myopia

A

Divergence to correct nearsightedness

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15
Q

Spherical aberration

A

Blurring of the periphery of an image as a result of inadequate reflection of parallel beams at the edge of a mirror or inadequate refraction of parallel beams at the edge of a lens

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16
Q

Dispersion

A

Various wavelengths of light separate from each other

17
Q

Diffraction

A

The spreading out of light as it passes through a narrow opening or around an obstacle

18
Q

Diffraction gratings

A

Multiple slits arranged in patterns

19
Q

Specific rotation

A

rotation given by # of degrees relative to its concentration

Physics and Math (13 decks)

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