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WorksheetsPhysics Review 808
Total questions: 33
Worksheet time: 3hrs 12mins
Name
Class
Date
1.
Where should an ammeter be located to correctly measure the total current?
a)
1
b)
2
c)
3
d)
4
2.
Which sentence best characterizes electric insulators?
a)
Electric charges do not move freely in them.
b)
They have high tensile strength
c)
Electric charges move freely in them.
d)
They are good heat conductors.
3.
Select the answer choice that best describes the image formed by the convex lens in the picture above.
a)
The image is real, upright, and enlarged.
b)
The image is virtual, upright, and reduced.
c)
The image is real, inverted, and reduced.
d)
The image is virtual, inverted, and enlarged.
4.
According to the photoelectric effect, the kinetic energy of each electron emitted from a metal plate increases when
a)
the frequency of light increases.
b)
the frequency of light decreases.
c)
the intensity of light increases.
d)
the intensity of light decreases.
5.
Choose the location that best shows where the virtual image will form by the object.
a)
1
b)
2
c)
3
d)
4
6.
Thermal detection technology that produces a visible image on a screen based on the invisible radiation. These technologies depend on video cameras that are sensitive to
a)
Infrared
b)
X-ray
c)
Gamma
d)
Light rays
7.
The motion of compression and rarefaction through a spring BEST demonstrates which of the following?
a)
surface waves
b)
an electromagnetic wave
c)
a transverse wave
d)
a longitudinal wave
8.
Arrange the electromagnetic waves in order from longest to shortest wavelengths?
a)
gamma rays, x-rays, ultraviolet rays, visible light
b)
radio waves, infrared rays, visible light, ultraviolet rays
c)
x-rays, infrared rays, blue light, gamma rays
d)
infrared rays, radio waves, blue light, red light
9.
What scientist is best known for his gold foil experiment?
a)
J.J. Tomson
b)
Ernest Rutherford
c)
John Dalton
d)
Democritus
10.
J.J. Thomson used a cathode ray tube to find what particle in the atom?
a)
Proton
b)
Neutron
c)
Electron
11.
The dense, positively charged mass located in the center of the atom.
a)
nucleus
b)
proton
c)
isotope
d)
molecule
12.
Find the frequency of a wave, if the wave has a speed of 100 m/s and a wavelength of 2.5 meters.
a)
250 Hertz
b)
40 Hertz
c)
12.5 Hertz
d)
4 Hertz
13.
Rank material from high conductance to low conductance
a)
Steel > iron > copper > aluminum
b)
Aluminum > copper > iron > steel
c)
Copper > aluminum > steel > iron
14.
The force responsible for holding the nucleus together in the atom
a)
Electromagnetic force
b)
Weak force
c)
Gravitational force
d)
Strong force
15.
The weak force
a)
Is responsible for radioactive decays, such as beta decays.
b)
Holds the electrons in the orbits of an atom.
c)
Is responsible for the attraction between all electric charges.
d)
Results in the gravitational attraction between objects.
16.
The splitting of a nucleus into smaller nuclei is
a)
fusion
b)
fission
c)
half-life
d)
gamma radiation
17.
Electric charges that are alike _______ each other.
a)
Attract
b)
Repel
18.
Which term explains the path of the light ray in this diagram?
a)
Convection
b)
Scattering
c)
Absorption
d)
Refraction
19.
High frequency waves have _________ wavelength.
a)
varying
b)
high
c)
the same
d)
low
20.
Waves that require a medium are called
a)
mechanical waves
b)
transverse waves
c)
light waves
d)
gamma rays
21.
What do we call the top of the wave?
a)
crest
b)
trough
c)
amplitude
d)
frequency
22.
All electromagnetic waves have the same...
a)
frequency
b)
speed
c)
wavelength
d)
energy
23.
which of the following does NOT belong in the electromagnetic spectrum:
a)
X-ray
b)
sound wave
c)
ultra violet rays
d)
microwaves
24.
What kind of circuit is this?
a)
parallel
b)
series
c)
open
d)
chris barton
25.
The current in an appliance is 3 A and the voltage difference is 120 V. How much power is being supplied to the appliance?
a)
10000 v
b)
220 v
c)
420 v
d)
360 v
26.
If a 75 W light bulb operates at a voltage of 120 V, what is the current in the bulb?
a)
0.63 A
b)
1.6 A
c)
9.0 x 103 A
d)
1.1 x 10-4 A
27.
Which device measures the current in a circuit?
a)
ammeter
b)
amplifier
c)
voltmeter
d)
rheostat
28.
When a plastic rod is rubbed with wool, why does the wool acquire a positive charge?
a)
Protons are transferred from the rod to the wool.
b)
Protons are transferred from the wool to the rod.
c)
Electrons are transferred from the rod to the wool.
d)
Electrons are transferred from the wool to the rod.
29.
When a glass rod is rubbed with silk and the glass rod becomes positively charged, what happens to the electrons?
a)
They are removed from the rod.
b)
They are added to the rod.
30.
The process of charging a conductor by bringing it near another charged object and grounding it?
a)
induction
b)
polarization
c)
friction
d)
conduction
31.
Where do you connect a voltmeter?
a)
in parallel to component
b)
in series to component
32.
Mass and energy are interrelated and this is shown with Einstein's equation, E=mc2.
a)
True
b)
False
33.
Airport security is an example of _________.
a)
infrared rays
b)
radio waves
c)
x-rays
d)
gamma rays
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