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Science 10 > Reflection of Light > Flashcards

Reflection of Light Flashcards

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1
Q

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

A

Reflection

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2
Q

Incident rays and reflected rays make equal angles with a line perpendicular to the surface

A

Normal

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3
Q

Two types of angle

Angle between the incident ray and normal

A

Angle of incidence

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4
Q

Two types of angle

Angle between the reflected ray and normal

A

Angle of reflection

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5
Q

The angle of incidence and the angle of reflection are equal

ANGLE OF INCIDENCE = ANGLE OF REFLECTION

A

Law of reflection

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6
Q

Two types of Reflection

Smooth surfaced

A

Regular reflection

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7
Q

Two types of Reflection

Rough surfaced

A

Diffuse reflection

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8
Q

Surface that is smooth enough to produce a regular reflection of light incident upon it

A

Mirror

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9
Q

Two types of Mirrors :

Flat surface

A

Plane Mirrors

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10
Q

Two types of Mirrors :

Reflecting surface take

A

Spherical Mirrors

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11
Q

Two types of Spherical Mirrors :

Curves inward
) opposite C

A

Concave mirror

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12
Q

Two types of Spherical Mirrors :

Curves outward
( normal C

A

Convex mirror

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13
Q

Images

  • Formed by actual intersection of reflected rays
  • Formed in front of a mirror
  • Always upside down
A

Real image

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14
Q

Images

  • Formed behind the mirror
  • Upright
  • No actual intersection of reflected rays
A

Virtual image

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15
Q
  • Always virtual
  • Upright
  • Same as the object
  • Located on the same distance behind the mirror
  • Laterally reversed
A

Plane Mirror Images

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16
Q

Left of the object becomes right of the image and vice versa

A

Laterally reversed

17
Q

Parts of Spherical Mirrors :

Imaginary lines passes through the geometric center of the mirror.

A

Principal Axis

18
Q

Parts of Spherical Mirrors :

Point located at the center of the sphere

A

Center of Curvature (C)

19
Q

Parts of Spherical Mirrors :

  • The geometric center of the mirror
  • Point where the principal axis passes through the mirror
A

Vertex (V)

20
Q

Parts of Spherical Mirrors :

Point between the V and C

A

Focus/Focal point (F)

21
Q

Parts of Spherical Mirrors :

  • Distance of the C and V
  • Also the radius of the sphere
A

Radius of Curvature (R)

22
Q

Parts of Spherical Mirrors :

  • The distance between F and V.
  • Equal to half of R since it is in between the V and the C
    Aperture
A

Focal Length (f)

23
Q

Parts of Spherical Mirrors :

Width of the mirror

A

Aperture

24
Q

Parts of Spherical Mirrors :

  • Determine the type of location of an image formed by spherical mirror
  • 3 special rays are convenient to draw in locating the image formed by a spherical mirror
  • The intersection of any two rays will give us the position of the image
A

Ray Diagramming

Science 10 (5 decks)

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