Science Lesson 5 QUIZ Flashcards

1
Q

The bouncing back of light into the same medium it has been traveling after striking a surface.

A

Reflection

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2
Q

The ray that strikes the surface

A

Incident Ray

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3
Q

The ray that rebounds from the surface

A

Reflected Ray

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4
Q

A line perpendicular to the surface at the point of incidence

A

Normal

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5
Q

Reflection from smooth surfaces

A

Regular or specular reflection

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6
Q

Reflection from rough surfaces

A

Diffuse reflection

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7
Q

Is one with the flat surface

A

Plane mirror

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8
Q

Has a reflecting surface taken from the surface of a sphere

A

Spherical mirror

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9
Q

Curves inward in the direction of the incident rays

A

Concave mirror

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10
Q

Bulges outward to the incident ray

A

Convex mirror

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11
Q

Is formed by actual intersection of reflected rays

A

Real image

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12
Q

Is formed behind the mirror and is upright relative to the object

A

Virtual image

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13
Q

The center of the sphere from where the mirror was taken

A

Center of curvature (C)

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14
Q

Center of the mirror

A

Vertex (V)

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15
Q

Radius of the sphere

A

Radius of curvature (R)

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16
Q

A straight line joining C and V

A

Principal axis or optical axis

17
Q

Width of the mirror

A

Aperture (AB)

18
Q

The point where the reflected rays meet as in the cases of a converging mirror

A

Principal focus (F)

19
Q

The distance from the vertex to the principal focus

A

Focal length (f)

20
Q

The image form by this is never real

A

Convex mirror

21
Q

Always virtual, upright, and smaller than the object

A

Convex mirror

22
Q

The image form can either be real or virtual

A

Concave mirror