Question 1

A particular material has an index of refraction of 2.25. What percent of the speed of light in vacuum is the speed of light in the material?

Accepted Answer

A)  75% 
B)  13% 
C)  25% 
D)  86% 
A)  75% 
B)  13% 
C)  25% 
D)  86%

Question 2

The image of a real object formed by a single converging lens cannot be

Accepted Answer

A)  real, inverted, and enlarged. 
B)  real, inverted, and the same size as the object. 
C)  virtual, upright, and enlarged. 
D)  real, inverted, and reduced. 
E)  virtual, upright, and reduced. 
A)  real, inverted, and enlarged. 
B)  real, inverted, and the same size as the object. 
C)  virtual, upright, and enlarged. 
D)  real, inverted, and reduced. 
E)  virtual, upright, and reduced.

Question 3

A change in the direction of a wave resulting from its meeting an opaque material is called ______________.

Accepted Answer

The answer of A change in the direction of a...

Question 4

The bending of light rays around corners is called

Accepted Answer

A)  reflection. 
B)  refraction. 
C)  interference. 
D)  diffraction. 
A)  reflection. 
B)  refraction. 
C)  interference. 
D)  diffraction.

Question 5

A concave mirror will produce

Accepted Answer

A)  only inverted images. 
B)  real or virtual images. 
C)  only virtual images. 
D)  only real images. 
A)  only inverted images. 
B)  real or virtual images. 
C)  only virtual images. 
D)  only real images.

Question 6

The separation of white light into its component colors is called

Accepted Answer

A)  polarization. 
B)  diffraction. 
C)  dispersion. 
D)  refraction. 
A)  polarization. 
B)  diffraction. 
C)  dispersion. 
D)  refraction.

Question 7

Light traveling from a more dense to a less dense medium is refracted ______________ the normal.

Accepted Answer

The answer of Light traveling from a more dense to...

Question 8

The image of a convex mirror is always virtual, _________, and smaller.

Accepted Answer

The answer of The image of a convex mirror is...

Question 9

A particular material has an index of refraction of 1.25. What percent of the speed of light in a vacuum is the speed of light in the material?

Accepted Answer

The answer of A particular material has an index of...

Question 10

The ratio of the speed of light in a vacuum to the speed of light in a medium is known as the index of

Accepted Answer

A)  reflection. 
B)  refraction. 
C)  diffraction. 
D)  none of these. 
A)  reflection. 
B)  refraction. 
C)  diffraction. 
D)  none of these.

Question 11

A pencil partially submerged in a glass of water appears broken or offset because of

Accepted Answer

A)  polarization. 
B)  diffraction. 
C)  interference. 
D)  refraction. 
A)  polarization. 
B)  diffraction. 
C)  interference. 
D)  refraction.

Question 12

Light for which the electric field vector is restricted to one plane is said to be

Accepted Answer

A)  linearly polarized. 
B)  linearly refracted. 
C)  linearly reflected. 
D)  unpolarized. 
A)  linearly polarized. 
B)  linearly refracted. 
C)  linearly reflected. 
D)  unpolarized.

Question 13

A light wave traveling in air strikes a plane mirror surface at an angle of 20° relative to the normal. The wave is reflected at an angle of

Accepted Answer

A)  20° relative to the surface. 
B)  20° relative to the normal. 
C)  70° relative to the normal. 
D)  none of these. 
A)  20° relative to the surface. 
B)  20° relative to the normal. 
C)  70° relative to the normal. 
D)  none of these.

Question 14

When light strikes a transparent medium, some light is reflected and some is ____________.

Accepted Answer

transmitte

Question 15

______________ waves cannot be polarized.

Accepted Answer

The answer of ______________ waves cannot be polarized....

Question 16

The law of reflection applies to

Accepted Answer

A)  specular reflection. 
B)  diffuse reflection. 
C)  irregular reflection. 
D)  all of these. 
A)  specular reflection. 
B)  diffuse reflection. 
C)  irregular reflection. 
D)  all of these.

Question 17

The bending of waves around corners is called

Accepted Answer

A)  reflection. 
B)  refraction. 
C)  diffraction. 
D)  interference. 
A)  reflection. 
B)  refraction. 
C)  diffraction. 
D)  interference.

Question 18

A diamond is said to have "fire" because of ______________.

Accepted Answer

The answer of A diamond is said to have "fire"...

Question 19

Dispersion occurs in a medium because

Accepted Answer

A)  the index of refraction depends on wave amplitude. 
B)  of regular reflection. 
C)  of diffuse reflection. 
D)  the index of refraction depends on the wavelength. 
A)  the index of refraction depends on wave amplitude. 
B)  of regular reflection. 
C)  of diffuse reflection. 
D)  the index of refraction depends on the wavelength.

Question 20

A visual defect wherein a person can see distant objects clearly but not nearby objects is called

Accepted Answer

A)  dispersion. 
B)  destructive interference. 
C)  farsightedness. 
D)  nearsightedness. 
A)  dispersion. 
B)  destructive interference. 
C)  farsightedness. 
D)  nearsightedness.

A particular material has an index of refraction of 2.25. What percent of the speed of light in vacuum is the speed of light in the material?

The image of a real object formed by a single converging lens cannot be

A change in the direction of a wave resulting from its meeting an opaque material is called ______________.

The bending of light rays around corners is called

A concave mirror will produce

The separation of white light into its component colors is called

Light traveling from a more dense to a less dense medium is refracted ______________ the normal.

The image of a convex mirror is always virtual, _________, and smaller.

A particular material has an index of refraction of 1.25. What percent of the speed of light in a vacuum is the speed of light in the material?

The ratio of the speed of light in a vacuum to the speed of light in a medium is known as the index of

A pencil partially submerged in a glass of water appears broken or offset because of

Light for which the electric field vector is restricted to one plane is said to be

A light wave traveling in air strikes a plane mirror surface at an angle of 20° relative to the normal. The wave is reflected at an angle of

When light strikes a transparent medium, some light is reflected and some is ____________.

______________ waves cannot be polarized.

The law of reflection applies to

The bending of waves around corners is called

A diamond is said to have "fire" because of ______________.

Dispersion occurs in a medium because

A visual defect wherein a person can see distant objects clearly but not nearby objects is called

Temperature and Heat

Waves and Sound

Optics and Wave Effects

Electricity and Magnetism

Atomic Physics

Nuclear Physics

Chemical Bonding

Chemical Reactions

Organic Chemistry

Place and Time

The Solar System

Moons and Small Solar System Bodies

The Universe

The Atmosphere

Atmospheric Effects

Structural Geology and Plate Tectonics

Minerals Rocks and Volcanoes

Surface Processes

Geologic Time

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Exam 7: The Chemical Elements

A particular material has an index of refraction of 2.25. What percent of the speed of light in vacuum is the speed of light in the material?

The image of a real object formed by a single converging lens cannot be

A change in the direction of a wave resulting from its meeting an opaque material is called ______________.

The bending of light rays around corners is called

A concave mirror will produce

The separation of white light into its component colors is called

Light traveling from a more dense to a less dense medium is refracted ______________ the normal.

The image of a convex mirror is always virtual, _________, and smaller.

A particular material has an index of refraction of 1.25. What percent of the speed of light in a vacuum is the speed of light in the material?

The ratio of the speed of light in a vacuum to the speed of light in a medium is known as the index of

A pencil partially submerged in a glass of water appears broken or offset because of

Light for which the electric field vector is restricted to one plane is said to be

A light wave traveling in air strikes a plane mirror surface at an angle of 20° relative to the normal. The wave is reflected at an angle of

When light strikes a transparent medium, some light is reflected and some is ____________.

______________ waves cannot be polarized.

The law of reflection applies to

The bending of waves around corners is called

A diamond is said to have "fire" because of ______________.

Dispersion occurs in a medium because

A visual defect wherein a person can see distant objects clearly but not nearby objects is called

Temperature and Heat

Waves and Sound

Optics and Wave Effects

Electricity and Magnetism

Atomic Physics

Nuclear Physics

Chemical Bonding

Chemical Reactions

Organic Chemistry

Place and Time

The Solar System

Moons and Small Solar System Bodies

The Universe

The Atmosphere

Atmospheric Effects

Structural Geology and Plate Tectonics

Minerals Rocks and Volcanoes

Surface Processes

Geologic Time

Filters