Question 1

Different electromagnetic radiations are put in order by the:

Accepted Answer

A)  electromagnetic table 
B)  electromagnetic spectrum 
C)  electromagnetic chart 
D)  electromagnetic list 
A)  electromagnetic table 
B)  electromagnetic spectrum 
C)  electromagnetic chart 
D)  electromagnetic list B

Question 2

Electromagnetic radiation has properties of a wave and a particle.

Accepted Answer

A) True 
 B)False  True

Question 3

An object we see as white is _______________ all of the wavelengths of visible light.

Accepted Answer

A)  absorbing 
B)  diffusing 
C)  reflecting 
D)  changing 
A)  absorbing 
B)  diffusing 
C)  reflecting 
D)  changing C

Question 4

Radioactive elements:

Accepted Answer

A)  have excess energy in their nuclei 
B)  emit particles and energy 
C)  are trying to become stable elements 
D)  all of the above 
A)  have excess energy in their nuclei 
B)  emit particles and energy 
C)  are trying to become stable elements 
D)  all of the above

Question 5

As compared to an alpha particle,a beta particle:

Accepted Answer

A)  has less mass 
B)  has more mass 
C)  has the same mass 
D)  is less penetrating 
A)  has less mass 
B)  has more mass 
C)  has the same mass 
D)  is less penetrating

Question 6

X-rays and gamma rays differ in:

Accepted Answer

A)  the energy source that produces them 
B)  the effect they have on matter 
C)  their energy level 
D)  all of the above 
A)  the energy source that produces them 
B)  the effect they have on matter 
C)  their energy level 
D)  all of the above

Question 7

The beta particle is an electron that is emitted from an outer shell.

Accepted Answer

A) True 
 B)False

Question 8

Electromagnetic radiation causes both ____________ and _____________ disturbances.

Accepted Answer

A)  mechanical;heat 
B)  electrical;mechanical 
C)  magnetic;electrical 
D)  mechanical;visual 
A)  mechanical;heat 
B)  electrical;mechanical 
C)  magnetic;electrical 
D)  mechanical;visual

Question 9

All radioactive elements occur naturally.

Accepted Answer

A) True 
 B)False

Question 10

Alpha and beta particles are similar to x-rays and gamma rays in that they:

Accepted Answer

A)  have no mass 
B)  are part of the electromagnetic spectrum 
C)  have the energy to ionize matter 
D)  have characteristics of wavelength and frequency 
A)  have no mass 
B)  are part of the electromagnetic spectrum 
C)  have the energy to ionize matter 
D)  have characteristics of wavelength and frequency

Question 11

When the alpha particle picks up two electrons as it passes through air it becomes a:

Accepted Answer

A)  neutral atom of hydrogen 
B)  radioactive atom of hydrogen 
C)  neutral atom of helium 
D)  radioactive atom of helium 
A)  neutral atom of hydrogen 
B)  radioactive atom of hydrogen 
C)  neutral atom of helium 
D)  radioactive atom of helium

Question 12

X-rays and gamma rays are the only electromagnetic radiations that are able to ionize matter.

Accepted Answer

A) True 
 B)False

Question 13

An alpha particle is the same as the nucleus of a(n):

Accepted Answer

A)  hydrogen atom 
B)  oxygen atom 
C)  carbon atom 
D)  helium atom 
A)  hydrogen atom 
B)  oxygen atom 
C)  carbon atom 
D)  helium atom

Question 14

Electromagnetic radiation is a form of energy that originates from:

Accepted Answer

A)  electricity 
B)  magnetism 
C)  the atom 
D)  something moving in space 
A)  electricity 
B)  magnetism 
C)  the atom 
D)  something moving in space

Question 15

All electromagnetic radiation travels at the same speed.

Accepted Answer

A) True 
 B)False

Question 16

In the formula E = hf,energy is measured in:

Accepted Answer

A)  volts 
B)  amps 
C)  frequency volts 
D)  electron volts 
A)  volts 
B)  amps 
C)  frequency volts 
D)  electron volts

Question 17

Electromagnetic theory was developed in the late 1800s by:

Accepted Answer

A)  Bohr 
B)  Rutherford 
C)  Maxwell 
D)  Planck 
A)  Bohr 
B)  Rutherford 
C)  Maxwell 
D)  Planck

Question 18

As the wave's frequency increases,the wavelength:

Accepted Answer

A)  stays the same 
B)  increases 
C)  decreases 
D)  it depends on the type of electromagnetic radiation 
A)  stays the same 
B)  increases 
C)  decreases 
D)  it depends on the type of electromagnetic radiation

Question 19

What is the wavelength of electromagnetic radiation if the frequency is 3 × 10¹⁰ m?

Accepted Answer

A)  1 × 10-2 m 
B)  1 × 102 m 
C)  3 × 10-2 m 
D)  3 × 102 m 
A)  1 × 10-2 m 
B)  1 × 102 m 
C)  3 × 10-2 m 
D)  3 × 102 m

Question 20

Particulate radiation includes:

Accepted Answer

A)  alpha particles 
B)  x-ray particles 
C)  beta particles 
D)  A and C 
E)  all of the above 
A)  alpha particles 
B)  x-ray particles 
C)  beta particles 
D)  A and C 
E)  all of the above

Different electromagnetic radiations are put in order by the:

Electromagnetic radiation has properties of a wave and a particle.

An object we see as white is _______________ all of the wavelengths of visible light.

Radioactive elements:

As compared to an alpha particle,a beta particle:

X-rays and gamma rays differ in:

The beta particle is an electron that is emitted from an outer shell.

Electromagnetic radiation causes both and _ disturbances.

All radioactive elements occur naturally.

Alpha and beta particles are similar to x-rays and gamma rays in that they:

When the alpha particle picks up two electrons as it passes through air it becomes a:

X-rays and gamma rays are the only electromagnetic radiations that are able to ionize matter.

An alpha particle is the same as the nucleus of a(n):

Electromagnetic radiation is a form of energy that originates from:

All electromagnetic radiation travels at the same speed.

In the formula E = hf,energy is measured in:

Electromagnetic theory was developed in the late 1800s by:

As the wave's frequency increases,the wavelength:

What is the wavelength of electromagnetic radiation if the frequency is 3 × 10¹⁰ m?

Particulate radiation includes:

Introduction to the Imaging Sciences

Structure of the Atom

X-Ray Circuit

The X-Ray Tube

X-Ray Production

X-Ray Interactions With Matter

Image Production

Image Characteristics

Radiographic Exposure Technique

Scatter Control

Image Receptors

Automatic Exposure Control

Image Intensified Fluoroscopy

Additional Equipment

Computed Tomography

Filters

Exam 3: Electromagnetic and Particulate Radiation

Different electromagnetic radiations are put in order by the:

Electromagnetic radiation has properties of a wave and a particle.

An object we see as white is _______________ all of the wavelengths of visible light.

Radioactive elements:

As compared to an alpha particle,a beta particle:

X-rays and gamma rays differ in:

The beta particle is an electron that is emitted from an outer shell.

Electromagnetic radiation causes both ____________ and _____________ disturbances.

All radioactive elements occur naturally.

Alpha and beta particles are similar to x-rays and gamma rays in that they:

When the alpha particle picks up two electrons as it passes through air it becomes a:

X-rays and gamma rays are the only electromagnetic radiations that are able to ionize matter.

An alpha particle is the same as the nucleus of a(n):

Electromagnetic radiation is a form of energy that originates from:

All electromagnetic radiation travels at the same speed.

In the formula E = hf,energy is measured in:

Electromagnetic theory was developed in the late 1800s by:

As the wave's frequency increases,the wavelength:

What is the wavelength of electromagnetic radiation if the frequency is 3 × 10¹⁰ m?

Particulate radiation includes:

Introduction to the Imaging Sciences

Structure of the Atom

X-Ray Circuit

The X-Ray Tube

X-Ray Production

X-Ray Interactions With Matter

Image Production

Image Characteristics

Radiographic Exposure Technique

Scatter Control

Image Receptors

Automatic Exposure Control

Image Intensified Fluoroscopy

Additional Equipment

Computed Tomography

Filters

Electromagnetic radiation causes both and _ disturbances.