Chapter 22 Test

MULTIPLE CHOICE

-Choose the correct answer by clicking on your answer choice. Only one answer is correct. (2 pts. each)

2

An electromagnetic wave is a wave that

A. can travel only through matter.

B. can travel only through empty space.

C. consists of changing electric and magnetic fields.

D. is the same as sound waves and water waves.

2

The major source of energy on Earth originates from

A. food.

B. fossil fuels.

C. photosynthesis.

D. EM waves from the sun.

2

Electromagnetic waves are arranged by

A. speed.

B. amplitude.

C. wavelength.

D. usefulness.

2

For the greatest amount of diffraction to occur when a wave reaches a barrier, the barrier must be

A. larger than the wavelength.

B. at least twice the size of the wavelength.

C. the same size or smaller than the wavelength.

D. the exact same size as the wavelength.

2

What are objects that produce visible light?

A. luminous

B. infrared

C. refracted

D. illuminated

2

When white light is refracted, the amount that the light bends depends on which of the following?

A. the light’s amplitude

B. the light’s wavelength

C. the light’s brightness

D. the light’s interference

2

The color of an opaque object is determined by the colors of light that

A. are reflected.

B. are diffracted.

C. are transmitted.

D. are refracted.

2

The color of a transparent object depends on the color of light that

A. is reflected.

B. is diffracted.

C. is transmitted.

D. is refracted.

2

The figure above is an example of

A. color matching.

B. color addition.

C. color subtraction.

D. color deficiency.

2

The figure above is an example of

A. color matching.

B. color addition.

C. color subtraction.

D. color deficiency.

2

Which of the following occurs when colors of paint are mixed?

A. color addition

B. color subtraction

C. color interference

D. color scattering

2

The amount that light refracts depends on its

A. wavelength.

B. amplitude.

C. intensity.

D. degree of scattering.

2

Which of the following kinds of waves are used in radar for detecting the speed of a car?

A. gamma rays

B. X rays

C. infrared waves

D. microwaves

2

Which of the following kinds of waves can be used to treat some forms of cancer?

A. gamma rays

B. X rays

C. infrared rays

D. microwaves

2

What are electromagnetic waves?

A. sound waves

B. electricity

C. changing gravitational fields

D. changing electric and magnetic fields

2

How is the electromagnetic spectrum arranged?

A. by speed

B. by amplitude

C. by wavelength

D. by usefulness

2

The amount that a wave diffracts depends on what?

A. wavelength

B. speed

C. color separation

D. absorption

2

Which of the following separates white light into different colors?

A. absorption

B. refraction

C. scattering

D. transmission

2

Electromagnetic waves are different from other types of waves because they can travel through

A. air.

B. glass.

C. space.

D. steel.

2

Which of the following electromagnetic waves are produced by the sun?

A. infrared waves

B. visible light

C. ultraviolet light

D. all of the above

2

Which light interaction explains why you can see things that do not produce their own light?

A. absorbtion

B. reflection

C. refraction

D. scattering

2

You can see through the classroom window because the window is

A. opaque.

B. translucent.

C. transparent.

D. transmitted.

2

Electromagnetic waves transmit

A. charges.

B. fields.

C. matter.

D. energy.

2

Shadows have blurry edges because of

A. diffraction.

B. scattering.

C. diffuse reflection.

D. refraction.

2

What color of light is produced when red light is added to green light?

A. cyan

B. blue

C. yellow

D. white

COMPLETION

-Complete the following questions by selecting the correct answer from the word bank. Misspelled words will be marked as incorrect. Some answers may be used more than once, others may not be used at all. (2 pts. each)

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

The smoothness of a surface determines the __________ of light from the surface.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

Colors of ____________ objects are determined by the color of light they reflect.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

Feeling an increase in temperature is the result of the ___________ of infrared waves.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

When two or more light waves overlap and combine, ____________occurs.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

Light is most easily transmitted through ___________ objects.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

An EM wave that can cause sunburn is called_________________.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

Light you can see is called _____________.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

EM waves that can be used to treat cancer are called _______________.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

EM waves that make whatever they strike feel warmer are called _______________.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

EM waves used by cellular phones are called _____________.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

EM waves used to broadcast television signals are called _________________.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

EM waves used to see inside suitcases without opening them are called ______________.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

X rays, gamma rays, radio waves and microwaves are all part of the __________________.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

The ___________________ states that the angle of incidence equals the angle of reflection.

Word Bank

absorption opaque scattering diffraction reflection translucent interference refraction transparent color addition color subtraction Law of Reflection Law of Refraction Law of Diffraction interference luminous wavelength electromagnetic spectrum radio waves visible light ultraviolet light infrared light X rays gamma rays microwaves

2

The most energenic waves of the EM spectrum are __________________.

MATCHING

-Complete the following matching questions by clicking on the correct answer. Only one answer is correct. (2 pts. each)

2

A wave interaction in which a ray of light, sound, or heat bounces off a surface that it does not go through.

2

A wave interaction in which a wave bends as it passes between two substances in which the speed of the wave differs.

2

A wave interaction in which a wave encounters an obstacle or an edge and changes direction.

2

A wave interaction in which the energy carried by light waves is transferred to particles of matter.

2

This wave has the most energy in the EM spectrum.

2

A wave interaction that happens when two or more waves overlap and the resulting wave has a greater amplitude.

2

A wave interaction that happens when two or more waves overlap and the resulting wave has a smaller
amplitude.

2

This wave makes whatever it strikes feel warmer.

2

A wave interaction with matter that causes light to change its energy, direction of motion, or both.

2

This wave is used to broadcast television signals.

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Chapter 22 Test

An electromagnetic wave is a wave that

The major source of energy on Earth originates from

Electromagnetic waves are arranged by

For the greatest amount of diffraction to occur when a wave reaches a barrier, the barrier must be

What are objects that produce visible light?

When white light is refracted, the amount that the light bends depends on which of the following?

The color of an opaque object is determined by the colors of light that

The color of a transparent object depends on the color of light that

The figure above is an example of

The figure above is an example of

Which of the following occurs when colors of paint are mixed?

The amount that light refracts depends on its

Which of the following kinds of waves are used in radar for detecting the speed of a car?

Which of the following kinds of waves can be used to treat some forms of cancer?

What are electromagnetic waves?

How is the electromagnetic spectrum arranged?

The amount that a wave diffracts depends on what?

Which of the following separates white light into different colors?

Electromagnetic waves are different from other types of waves because they can travel through

Which of the following electromagnetic waves are produced by the sun?

Which light interaction explains why you can see things that do not produce their own light?

You can see through the classroom window because the window is

Electromagnetic waves transmit

Shadows have blurry edges because of

What color of light is produced when red light is added to green light?

The smoothness of a surface determines the __________ of light from the surface.

Colors of ____________ objects are determined by the color of light they reflect.

Feeling an increase in temperature is the result of the ___________ of infrared waves.

When two or more light waves overlap and combine, ____________occurs.

Light is most easily transmitted through ___________ objects.

An EM wave that can cause sunburn is called_________________.

Light you can see is called _____________.

EM waves that can be used to treat cancer are called _______________.

EM waves that make whatever they strike feel warmer are called _______________.

EM waves used by cellular phones are called _____________.

EM waves used to broadcast television signals are called _________________.

EM waves used to see inside suitcases without opening them are called ______________.

X rays, gamma rays, radio waves and microwaves are all part of the __________________.

The ___________________ states that the angle of incidence equals the angle of reflection.

The most energenic waves of the EM spectrum are __________________.

A wave interaction in which a ray of light, sound, or heat bounces off a surface that it does not go through.

A wave interaction in which a wave bends as it passes between two substances in which the speed of the wave differs.

A wave interaction in which a wave encounters an obstacle or an edge and changes direction.

A wave interaction in which the energy carried by light waves is transferred to particles of matter.

This wave has the most energy in the EM spectrum.

A wave interaction that happens when two or more waves overlap and the resulting wave has a greater amplitude.

A wave interaction that happens when two or more waves overlap and the resulting wave has a smalleramplitude.

This wave makes whatever it strikes feel warmer.

A wave interaction with matter that causes light to change its energy, direction of motion, or both.

This wave is used to broadcast television signals.

An electromagnetic wave is a wave that

The major source of energy on Earth originates from

Electromagnetic waves are arranged by

For the greatest amount of diffraction to occur when a wave reaches a barrier, the barrier must be

What are objects that produce visible light?

When white light is refracted, the amount that the light bends depends on which of the following?

The color of an opaque object is determined by the colors of light that

The color of a transparent object depends on the color of light that

The figure above is an example of

The figure above is an example of

Which of the following occurs when colors of paint are mixed?

The amount that light refracts depends on its

Which of the following kinds of waves are used in radar for detecting the speed of a car?

Which of the following kinds of waves can be used to treat some forms of cancer?

What are electromagnetic waves?

How is the electromagnetic spectrum arranged?

The amount that a wave diffracts depends on what?

Which of the following separates white light into different colors?

Electromagnetic waves are different from other types of waves because they can travel through

Which of the following electromagnetic waves are produced by the sun?

Which light interaction explains why you can see things that do not produce their own light?

You can see through the classroom window because the window is

Electromagnetic waves transmit

Shadows have blurry edges because of

What color of light is produced when red light is added to green light?

The smoothness of a surface determines the __________ of light from the surface.

Colors of ____________ objects are determined by the color of light they reflect.

Feeling an increase in temperature is the result of the ___________ of infrared waves.

A wave interaction that happens when two or more waves overlap and the resulting wave has a smaller
amplitude.

A wave interaction that happens when two or more waves overlap and the resulting wave has a smaller
amplitude.