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RTE1100 Physics Ch. 3: Electromagnetic & Particulate Radiation Flashcards | StudBud
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RTE1100 Physics Ch. 3: Electromagnetic & Particulate Radiation
RTE1100 Physics Ch. 3: Electromagnetic & Particulate Radiation
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Questions
36
Answers
1
A negatively charged beta particle behaves the same as a(n
electron
proton
positron
neutron
2
Alpha particles consist of
two electrons and two neutrons
two protons and two neutrons
two protons and two electrons
none of the above
3
The positively charged beta particle is a(n)
negatron
positron
electron
alpha particle
4
wave properties: the number of waves that pass by a given point per second is
amplitude
wavelength
velocity
frequency
5
The formula
v
=
fλ
can be used to calculate the _______ and _______ of an electromagnetic wave.
frequency; velocity
none of the above
velocity; wavelength
wavelength; frequency
6
Wavelength is generally measured in
centimeters
feet
meters
hertz
7
In the formula
E
=
hf
,
f
represents
Energy
height
Planck’s constant
frequency
8
Particulate radiation includes:
alpha particles
alpha & beta particles
x-ray particles
beta particles
9
Frequency is typically measured in
feet
hertz
meters
centimeters
10
Different electromagnetic radiations are put in order by the
electromagnetic chart
electromagnetic table
electromagnetic spectrum
electromagnetic list
11
An object we see as black is _______________ all of the wavelengths of visible light.
changing
reflecting
diffusing
absorbing
12
Half-life is
half the time it takes for all the radioactivity to decay
the rate at which a radioactive material decays
the time it takes for half the radioactive material decays
13
In the formula
E
=
hf
, energy is measured in
volts
amps
frequency volts
electron volts
14
When the alpha particle picks up two electrons as it passes through air it becomes a
neutral atom of hydrogen
radioactive atom of helium
neutral atom of helium
radioactive atom of hydrogen
15
Electromagnetic radiation
none of the above
has significant mass
has varying amounts of mass
has no mass
16
The formula
E
=
hf
demonstrates that
as energy increases, heat increases
as energy increases, heat decreases
as frequency increases, energy decreases
as frequency increases, energy increases
17
wave properties of electromagnetic radiation, the maximum height of a wave is
frequency
wavelength
velocity
amplitude
18
As a wave’s wavelength increases, its frequency
decreases
it depends on the type of electromagnetic radiation
increases
stays the same
19
An object we see as white is _______________ all of the wavelengths of visible light.
changing
reflecting
absorbing
diffusing
20
Which of the following electromagnetic radiations have the lowest energy level?
Visible light.
X-rays.
Radio waves.
Microwaves.
21
The process of removing an electron from an atom is
ionization
electrical bonding
bonding
atomization
22
The inverse square law relates the intensity (of light/x-rays) to
distance
velocity
mass
time
23
Which of the following is
not
part of the electromagnetic spectrum?
Visible light.
sound
Microwaves
gamma rays
24
wave properties: the distance from the peak of one wave to the next is
velocity
wavelength
amplitude
frequency
25
Electromagnetic radiation causes both ____________ and _____________ disturbances.
mechanical; visual
magnetic; electrical
mechanical; heat
electrical; mechanical
26
Half-life is __the time it takes for__ of the remaining atoms of a radioactive element to decay
half, all
half, half
total time it takes for 1/2 of the radioactive element
27
An alpha particle is the same as the nucleus of a(n)
oxygen atom
carbon atom
helium atom
hydrogen atom
28
Microwaves travel at a velocity of
3 × 108 m/s
3 × 1010 m/s
3 × 107 m/s
3 × 106 m/s
29
An ion pair is
atom w/an extra electron & atom that is missing an electron
a proton and neutron
an electron and proton
an atom and the electron that was removed from it
30
Radioactive element giving off excess energy & particles to regain stability is
radioactive decay
ionization
electron emission
radioactivity
31
In the formula
E
=
hf
,
h
represents
Planck's constant
height
energy
frequency
32
Electromagnetic theory was developed in the late 1800s by
Bohr
Maxwell
Rutherford
Planck
33
In the formula
E
=
hf
,
E
represents
frequency
electricity
Planck’s constant
energy
34
When compared with a beta particle, the alpha particle is
none of the above
much smaller
more penetrating
much larger
35
When the formula
v
=
fλ
is changed to
c
=
fλ
, the
c
represents the constant symbol for:
speed of light
wavelength
amplitude
constant
36
As the wave’s frequency increases, the wavelength
decreases
increases
it depends on the type of electromagnetic radiation
stays the same
