Question 1

When light is refracted, there is a change in its

Accepted Answer

A)  frequency. 
B)  wavelength. 
C)  both of these 
D)  neither of these 
A)  frequency. 
B)  wavelength. 
C)  both of these 
D)  neither of these

Question 2

As you face a plane mirror on the east wall of your room, you raise your north hand. Your image raises

Accepted Answer

A)  its north hand. 
B)  its south hand. 
C)  its left hand. 
D)  neither hand. 
E)  both hands. 
A)  its north hand. 
B)  its south hand. 
C)  its left hand. 
D)  neither hand. 
E)  both hands.

Question 3

When light reflects from a surface, there is a change in its

Accepted Answer

A)  wavelength. 
B)  frequency. 
C)  speed. 
D)  all of these 
E)  none of these 
A)  wavelength. 
B)  frequency. 
C)  speed. 
D)  all of these 
E)  none of these

Question 4

Which of the following can be projected onto a viewing screen?

Accepted Answer

A)  a real image 
B)  a virtual image 
C)  both 
D)  neither 
A)  a real image 
B)  a virtual image 
C)  both 
D)  neither

Question 5

Diffuse reflection occurs when the size of surface irregularities is

Accepted Answer

A)  small compared to the wavelength of the light used. 
B)  large compared to the wavelength of the light used. 
C)  microscopic. 
A)  small compared to the wavelength of the light used. 
B)  large compared to the wavelength of the light used. 
C)  microscopic.

Question 6

A "burning glass" used to concentrate sunlight in a tiny spot is a

Accepted Answer

A)  converging lens. 
B)  diverging lens. 
C)  either 
D)  neither 
A)  converging lens. 
B)  diverging lens. 
C)  either 
D)  neither

Question 7

Objects infinitely far away are focused by a converging lens

Accepted Answer

A)  at the focal point. 
B)  beyond the focal point. 
C)  in front of the focal point. 
A)  at the focal point. 
B)  beyond the focal point. 
C)  in front of the focal point.

Question 8

When seen from an airplane, a rainbow sometimes forms a complete circle. When this happens, the plane's shadow is

Accepted Answer

A)  in the lower part of the rainbow. 
B)  in the center of the rainbow. 
C)  in the upper part of the rainbow. 
D)  totally outside the rainbow. 
E)  nowhere, for there is no shadow. 
A)  in the lower part of the rainbow. 
B)  in the center of the rainbow. 
C)  in the upper part of the rainbow. 
D)  totally outside the rainbow. 
E)  nowhere, for there is no shadow.

Question 9

A single raindrop illuminated by sunshine disperses

Accepted Answer

A)  a single color. 
B)  either low, middle, or high frequency colors in most cases. 
C)  all the colors of the rainbow. 
A)  a single color. 
B)  either low, middle, or high frequency colors in most cases. 
C)  all the colors of the rainbow.

Question 10

Object and image for a plane mirror lie

Accepted Answer

A)  along the same plane. 
B)  at right angles to each other. 
C)  equal distances from the mirror. 
D)  all of these 
E)  none of these 
A)  along the same plane. 
B)  at right angles to each other. 
C)  equal distances from the mirror. 
D)  all of these 
E)  none of these

Question 11

The image in a pinhole camera is

Accepted Answer

A)  always right-side up. 
B)  always inverted. 
C)  sometimes inverted. 
A)  always right-side up. 
B)  always inverted. 
C)  sometimes inverted.

Question 12

From what you know about the refraction of various wavelengths of visible light, would red light and blue light from the same source produce images at the same place?

Accepted Answer

A)  Yes. 
B)  No. Red light would make an image closer to the lens. 
C)  No. Blue light would make an image closer to the lens. 
A)  Yes. 
B)  No. Red light would make an image closer to the lens. 
C)  No. Blue light would make an image closer to the lens.

Question 13

If you wish to spear a fish with a regular spear, you should compensate for refraction between the air and water and throw your spear

Accepted Answer

A)  below the sighted fish. 
B)  above the sighted fish. 
C)  directly at the sighted fish. 
A)  below the sighted fish. 
B)  above the sighted fish. 
C)  directly at the sighted fish.

Question 14

Light travels fastest in

Accepted Answer

A)  a vacuum. 
B)  cool air. 
C)  warm air. 
A)  a vacuum. 
B)  cool air. 
C)  warm air.

Question 15

Atmospheric refraction tends to make daytimes

Accepted Answer

A)  longer. 
B)  shorter. 
C)  no change in day length 
A)  longer. 
B)  shorter. 
C)  no change in day length

Question 16

When a light beam emerges from water into air, the average light speed

Accepted Answer

A)  increases. 
B)  decreases. 
C)  remains the same. 
A)  increases. 
B)  decreases. 
C)  remains the same.

Question 17

A yellow-white candle flame reflected from a piece of red glass shows two images; one from each surface.

Accepted Answer

A)  One image is yellow-white and the other red. 
B)  Both images are reddish yellow. 
C)  Both images are yellow-white. 
D)  Both images are red. 
A)  One image is yellow-white and the other red. 
B)  Both images are reddish yellow. 
C)  Both images are yellow-white. 
D)  Both images are red.

Question 18

The inversion of your image in a plane mirror is actually an inversion of

Accepted Answer

A)  left - right. 
B)  front - back. 
C)  up - down. 
D)  all of these 
A)  left - right. 
B)  front - back. 
C)  up - down. 
D)  all of these

Question 19

Atmospheric refraction makes the daylight hours a bit

Accepted Answer

A)  longer. 
B)  shorter. 
C)  longer in summer but shorter in winter. 
A)  longer. 
B)  shorter. 
C)  longer in summer but shorter in winter.

Question 20

Light will not pass through a pair of Polaroids when their axes are

Accepted Answer

A)  perpendicular. 
B)  parallel. 
C)  45 degrees to each other. 
D)  two of these 
E)  all of these 
A)  perpendicular. 
B)  parallel. 
C)  45 degrees to each other. 
D)  two of these 
E)  all of these

When light is refracted, there is a change in its

As you face a plane mirror on the east wall of your room, you raise your north hand. Your image raises

When light reflects from a surface, there is a change in its

Which of the following can be projected onto a viewing screen?

Diffuse reflection occurs when the size of surface irregularities is

A "burning glass" used to concentrate sunlight in a tiny spot is a

Objects infinitely far away are focused by a converging lens

When seen from an airplane, a rainbow sometimes forms a complete circle. When this happens, the plane's shadow is

A single raindrop illuminated by sunshine disperses

Object and image for a plane mirror lie

The image in a pinhole camera is

From what you know about the refraction of various wavelengths of visible light, would red light and blue light from the same source produce images at the same place?

If you wish to spear a fish with a regular spear, you should compensate for refraction between the air and water and throw your spear

Light travels fastest in

Atmospheric refraction tends to make daytimes

When a light beam emerges from water into air, the average light speed

A yellow-white candle flame reflected from a piece of red glass shows two images; one from each surface.

The inversion of your image in a plane mirror is actually an inversion of

Atmospheric refraction makes the daylight hours a bit

Light will not pass through a pair of Polaroids when their axes are

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Exam 14: Properties of Light

When light is refracted, there is a change in its

As you face a plane mirror on the east wall of your room, you raise your north hand. Your image raises

When light reflects from a surface, there is a change in its

Which of the following can be projected onto a viewing screen?

Diffuse reflection occurs when the size of surface irregularities is

A "burning glass" used to concentrate sunlight in a tiny spot is a

Objects infinitely far away are focused by a converging lens

When seen from an airplane, a rainbow sometimes forms a complete circle. When this happens, the plane's shadow is

A single raindrop illuminated by sunshine disperses

Object and image for a plane mirror lie

The image in a pinhole camera is

From what you know about the refraction of various wavelengths of visible light, would red light and blue light from the same source produce images at the same place?

If you wish to spear a fish with a regular spear, you should compensate for refraction between the air and water and throw your spear

Light travels fastest in

Atmospheric refraction tends to make daytimes

When a light beam emerges from water into air, the average light speed

A yellow-white candle flame reflected from a piece of red glass shows two images; one from each surface.

The inversion of your image in a plane mirror is actually an inversion of

Atmospheric refraction makes the daylight hours a bit

Light will not pass through a pair of Polaroids when their axes are

About Science

Atoms

Equilibrium and Linear Motion

Newtons Laws of Motion

Momentum and Energy

Gravity, Projectiles, and Satellites

Fluid Mechanics

Temperature, Heat, and Thermodynamics

Heat Transfer and Change of Phase

Static and Current Electricity

Magnetism and Electromagnetic Induction

Waves and Sound

Light Waves

Quantum Theory

The Atomic Nucleus and Radioactivity

Physics of Rotation and Equilibrium

Filters