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WorksheetsSemester 1 Exam
Total questions: 116
Worksheet time: 10hrs 40mins
Name
Class
Date
1.
Who determined that light consists of two transverse waves oscillating at right angles to each other?
a)
James Clark Maxwell
b)
Heinrich Hertz
c)
Albert Einstein
d)
Sir Isaac Newton
2.
What causes rays of light passing through it to bend outward or diverge
a)
concave lens
b)
convex lens
c)
concave mirror
d)
convex mirror
3.
Who demonstrated the existence of invisible electromagnetic waves?
a)
Heinrich Hertz
b)
James Clark Maxwell
c)
Albert EInstein
d)
Sir Isaac Newton
4.
Which mirror has a reflecting side on the inside of the spherical surface
a)
concave
b)
convex
5.
What is the phenomenon where light above a certain frequency knocks electrons loose from atoms of certain metals?
a)
photoelectric effect
b)
irridesence
c)
mirage
d)
scintillation
6.
What are the three additive primary colors?
a)
Red, Green, Blue
b)
Red, Yellow, Blue
c)
Cyan, Yellow, Magenta
d)
Cyan, Orange, Purple
7.
What is a mixture of all the colors of light?
a)
white
b)
black
c)
red
d)
ultraviolet
8.
What is a semicircular arc of colored bands of light that forms in the sky when millions of airborne water droplets act like tiny prisms?
a)
rainbow
b)
prism arc
c)
node
d)
mirage
9.
What is the absence of color?
a)
black
b)
white
c)
infrared
d)
violet
10.
What is the name of the three colors of light that can be mixed to create the illusion of almost any color?
a)
additive primary colors
b)
subtractive primary colors
11.
What are the light fringes that result from constructive interference of light waves?
a)
anti-nodes
b)
nodes
c)
diffraction
d)
Interfererence
12.
What are the three subtractive primary colors?
a)
Cyan, Yellow, Magenta
b)
Red, Yellow, Blue
c)
Red, Green, Blue
d)
Cyan, Orange, Purple
13.
Which mirror has a reflecting side on the outside of the spherical surface?
a)
convex
b)
concave
14.
What causes rays of light passing through it to bend inward and converge on a point?
a)
convex lens
b)
concave lens
c)
convex mirror
d)
concave mirror
15.
What is a beam of light containing waves that are all aligned in the same direction?
a)
polarized
b)
frequency
c)
coherent
d)
monochromatic
16.
What occurs when the light rays from a distant object are refracted by heated air so that the object appears to be nearby?
a)
mirage
b)
reflection
c)
refraction
d)
node
17.
What is the phenomenon where colors are produced by interference of reflected light?
a)
irridesence
b)
mirage
c)
photoelectric effect
d)
scintillation
18.
What is the tiny bundle or packet of energy that light is made of?
a)
photon
b)
prism
c)
mirage
d)
colors
19.
What is a triangular glass object that separates light into its component colors through refraction?
a)
prism
b)
photons
c)
convex lens
d)
mirage
20.
What are the dark fringes that result from destructive interference of light waves?
a)
nodes
b)
anti-nodes
c)
diffraction
d)
Interfererence
21.
What is the term for the three colors of pigment that can be mixed to create most other colors?
a)
subtractive primary colors
b)
additive primary colors
22.
What is the type of radiation mostly blocked by our atmosphere?
a)
UVB
b)
radio waves
c)
visible light
d)
infrared
23.
What are waves consisting of two transverse waves oscillating at right angles to each other?
a)
electromagnetic waves
b)
gravitational waves
c)
friction waves
d)
polarized waves
24.
What is the process where an electron emits a photon?
a)
spontaneous emission
b)
stimulated emission
c)
laser light
d)
coherent
25.
What is the frequency of waves used for radar?
a)
microwaves
b)
radio waves
c)
UVB
d)
infrared
26.
What is the apparent slowdown in time for a rapidly moving object?
a)
time dilation
b)
Lorentz contraction
c)
Einstein slowdown
d)
twin paradox
27.
What is the frequency between microwaves and red visible light that is sometimes called heat rays?
a)
infrared
b)
ultraviolet
c)
radio waves
d)
microwaves
28.
What is the frequency just higher than ultraviolet rays?
a)
x-rays
b)
ultraviolet
c)
visible light
d)
microwaves
29.
What is the most energetic electromagnetic wave that penetrates all substances?
a)
gamma rays
b)
ultraviolet
c)
x-rays
d)
microwaves
30.
What is a three-dimensional image produced by laser light?
a)
hologram
b)
mirage
c)
laser
d)
fiber optic
31.
What is the frequency of waves we see as color?
a)
visible light
b)
ultraviolet
c)
infrared
d)
x-rays
32.
What is the process where a collision causes an already-excited atom to emit two photons?
a)
stimulated emission
b)
spontaneous emission
c)
laser light
d)
coherent
33.
What is the property of laser that means the light waves are in phase and moving in one direction?
a)
coherent
b)
monochromatic
c)
intense
d)
laser-like
34.
What is the use of laser beams to transmit signals through narrow glass cables?
a)
fiber optics
b)
gamma rays
c)
hologram
d)
UVB
35.
What is the lowest frequency of electromagnetic waves that is used for communication?
a)
radio waves
b)
microwaves
c)
ultraviolet
d)
x-rays
36.
Is the speed of light affected by the motion of the person or instrument doing the measuring?
a)
no
b)
yes
37.
What is the idea that gravity is a result of the geometry of space?
a)
general relativity
b)
special relativity
c)
1st law of thermodynamics
d)
Bernoulli's principle
38.
What is the SI unit of mass?
a)
kilogram
b)
liter
c)
mile
d)
meter
39.
What is the fallacy that occurs when a term with two different meanings is used misleadingly?
a)
equivocation
b)
post hoc
c)
circular reasoning
d)
ad hominem
40.
What is the ability of other scientists to reach the same conclusion by performing the same experiment under different conditions?
a)
reproducibility
b)
repeatability
c)
accuracy
d)
precision
41.
What is the fallacy that assumes the conclusion is true?
a)
circular reasoning
b)
post hoc
c)
equivocation
d)
ad hominem
42.
What is the SI unit of length?
a)
meter
b)
kilogram
c)
liter
d)
mile
43.
What is the fallacy that occurs when someone assumes a change in one factor caused a change in another factor?
a)
post hoc
b)
equivocation
c)
circular reasoning
d)
ad hominem
44.
What is the ability of a scientist to obtain consistent results if he performs the same experiment many times?
a)
repeatability
b)
reproducibility
c)
accuracy
d)
precision
45.
What is the fallacy that occurs when someone attacks the person making an argument?
a)
ad hominem
b)
post hoc
c)
equivocation
d)
circular reasoning
46.
Which law says that objects at rest remain at rest until acted on by an external force?
a)
Newton's 1st law of motion
b)
Newton's 2nd law of motion
c)
Newton's 3rd law of motion
47.
Which law relates force, mass, and acceleration?
a)
Newton's 2nd law of motion
b)
Newton's 1st law of motion
c)
Newton's 3rd law of motion
48.
Which law says that every action has an equal and opposite reaction?
a)
Newton's 3rd law of motion
b)
Newton's 2nd law of motion
c)
Newton's 1st law of motion
49.
What is the output distance of a screw?
a)
pitch
b)
output
c)
displacement
d)
acceleration
50.
What is any change in velocity?
a)
acceleration
b)
output
c)
displacement
d)
momentum
51.
What is the product of an object’s mass and velocity?
a)
momentum
b)
acceleration
c)
speed
d)
displacement
52.
What is a change in an object’s position?
a)
displacement
b)
distance
c)
acceleration
d)
momentum
53.
What is the force that a machine applies after multiplication of the input?
a)
output
b)
pitch
c)
displacement
d)
momentum
54.
What is the attraction between molecules of the same substance?
a)
cohesion
b)
adhesion
c)
capillarity
d)
compressibility
55.
What says that if pressure is applied to a fluid inside a closed container, the pressure increase will be distributed equally throughout the container?
a)
Pascal's principle
b)
Boyle's law
c)
Achimedes' Principle
d)
Charles's Law
56.
What is the ability of a gas to be easily squeezed and compacted into a smaller container?
a)
compressibility
b)
cohesion
c)
adhesion
d)
capillarity
57.
What is the phenomenon in which liquids in thin tubes rise above or fall beneath their own levels because of adhesion and cohesion?
a)
capillarity
b)
cohesion
c)
adhesion
d)
compressibility
58.
What is the fluid friction that tends to slow an object as it moves through a fluid?
a)
drag
b)
lift
c)
compressibility
d)
Archimedes' principle
59.
What states that if the temperature of a gas remains constant, the volume and pressure of the gas are inversely proportional?
a)
Boyle's law
b)
Charles's Law
c)
Amonton's Law
60.
What is the attraction between molecules of different substances?
a)
adhesion
b)
cohesion
c)
capillarity
d)
compressibility
61.
What states that if the volume of a gas is constant, its temperature and pressure are directly proportional?
a)
Amonton's law
b)
Charles's law
c)
Boyle's law
62.
What states that the buoyant force experienced by an object is exactly equal to the weight of the fluid displaced?
a)
Archimedes' principle
b)
Pascal's principle
c)
Boyle's law
d)
Charles's Law
63.
What states that if the pressure of a gas is constant, its volume and temperature are directly proportional?
a)
Charles' law
b)
Amonton's Law
c)
Boyle's law
64.
What is the force on an object generated by relative motion between the object and a fluid?
a)
lift
b)
drag
c)
compressibility
d)
Archimedes' principle
65.
What type of energy is associated with the position of an object and the forces acting upon it?
a)
potential energy
b)
kinetic energy
c)
friction energy
d)
gravitational energy
66.
Which fundamental force only affects certain subatomic particles?
a)
weak nucelar force
b)
strong nuclear force
c)
gravitational force
d)
electromagnetic force
67.
Which force is responsible for most known forces in the universe including friction, chemical, and elastic potential energy?
a)
electromagnetic force
b)
strong nuclear force
c)
gravitational force
d)
weak nuclear force
68.
What type of energy is the energy of motion?
a)
kinetic energy
b)
potential energy
c)
friction energy
d)
gravitational energy
69.
Which fundamental force is the attractive force between all material objects?
a)
gravitational force
b)
strong nuclear force
c)
weak nuclear force
d)
electromagnetic force
70.
Which force binds subatomic particles together to form the nucleus of an atom?
a)
strong nuclear force
b)
weak nuclear force
c)
gravitational force
d)
electromagnetic force
71.
What is the transfer of thermal energy from an object of higher temperature to an object of lower temperature?
a)
heat
b)
heat capacity
c)
latent heat
d)
heat of fusion
72.
What is the transfer of heat by moving fluids?
a)
convection
b)
conduction
c)
radiation
d)
reflection
73.
What is the changing of a liquid into a gas?
a)
evaporation
b)
condensation
c)
fusion
d)
sublimation
74.
What is a device designed to measure the heat involved in physical and chemical changes?
a)
calorimeter
b)
barometer
c)
Carnot engine
d)
thermostat
75.
What is the transfer of heat between objects in direct contact?
a)
conduction
b)
convection
c)
radiation
d)
reflection
76.
What is the transfer of heat without matter?
a)
radiation
b)
convection
c)
conduction
d)
reflection
77.
Which law of thermodynamics is a practical restatement of the law of conservation of energy?
a)
1st law of thermodynamics
b)
2nd law of thermodynamics
c)
3rd law of thermodynamics
d)
0th law of thermodynamics
78.
What is the changing of a solid into a liquid?
a)
fusion
b)
condensation
c)
evaporation
d)
sublimation
79.
What is the amount of heat needed to change an object’s temperature by a given amount?
a)
heat capacity
b)
latent heat
c)
heat
d)
heat of fusion
80.
What is the hidden heat absorbed or released when a substance undergoes a change of state?
a)
latent heat
b)
heat capacity
c)
heat
d)
heat of fusion
81.
What is the latent heat required to change a given mass of a solid into a liquid?
a)
heat of fusion
b)
heat capacity
c)
heat
d)
latent heat
82.
What is the changing of a liquid into a solid?
a)
freezing
b)
evaporating
c)
fusing
d)
melting
83.
Which law of thermodynamics says that all natural processes tend to increase entropy?
a)
2nd law of thermodynamics
b)
1st law of thermodynamics
c)
3rd law of thermodynamics
d)
0th law of thermodynamics
84.
What is the process of a gas changing into a liquid?
a)
condensation
b)
evaporation
c)
fusion
d)
sublimation
85.
What is the heat required to change a given amount of liquid into a gas without raising its temperature?
a)
heat of vaporization
b)
heat of fusion
c)
heat of condensation
d)
heat of freezing
86.
What is the most important component of a heat pump?
a)
refrigerant
b)
fusion
c)
convection
d)
heat capacity
87.
What are waves in which particles of the transmitting medium oscillate in the direction of wave motion?
a)
longitudinal waves
b)
transverse waves
c)
light waves
d)
quantum waves
88.
What is the length of a single wave?
a)
wavelength
b)
frequency
c)
period
d)
amplitude
89.
What is the process of dissipating the energy of sound waves in matter?
a)
absorption
b)
reflection
c)
refraction
d)
diffraction
90.
What is the maximum distance that particles are displaced by a wave?
a)
amplitude
b)
frequency
c)
period
d)
wavelength
91.
What is the spreading out of a wave after it passes through a narrow opening?
a)
diffraction
b)
reflection
c)
refraction
d)
absorption
92.
What is the number of waves that pass a given point per unit time?
a)
frequency
b)
amplitude
c)
period
d)
wavelength
93.
What is the bending of the path of a wave as a result of a change in wave speed?
a)
refraction
b)
reflection
c)
diffraction
d)
absorption
94.
What is the reinforcement or cancellation that occurs when two or more waves meet?
a)
interference
b)
transverse
c)
reverberation
d)
absorption
95.
What is the strength of a sound wave?
a)
intensity
b)
frequency
c)
wavelength
d)
pitch
96.
What is the effect of intensity on the human ear?
a)
loudness
b)
pitch
c)
color
d)
sound
97.
What is the change in the course of a wave as a result of a collision with an object?
a)
reflection
b)
refraction
c)
diffraction
d)
absorption
98.
What is the time needed for one cycle to pass?
a)
period
b)
frequency
c)
amplitude
d)
wavelength
99.
What are waves in which particles of the transmitting medium oscillate at right angles to the direction of wave travel?
a)
transverse waves
b)
longitudinal waves
c)
light waves
d)
quantum waves
100.
What are multiple reflections that cause the persistence of sound?
a)
reverberation
b)
absorption
c)
interference
d)
intensity
101.
What is the effect of frequency on the human ear?
a)
pitch
b)
loudness
c)
color
d)
sound
102.
What is the formula for Amontons's law?
a)
P1/T1 = P2/T2
b)
V1/T1 = V2/T2
c)
P1V1 = P2V2
103.
What is the formula for Boyle's Law?
a)
P1V1 = P2V2
b)
P1/T1 = P2/T2
c)
V1/T1 = V2/T2
104.
What is the formula for Charles' s Law
a)
V1/T1 = V2/T2
b)
P1V1 = P2V2
c)
P1/T1 = P2/T2
105.
What is the formula for the frequency of waves?
a)
F=N/t
b)
F=t/N
c)
F=1/N
d)
F=N/1
106.
How many significant digits are in 340. ?
a)
3
b)
2
107.
How many significant digits are in 56,000,000?
a)
2
b)
8
c)
5
d)
1
108.
How many significant digits are in 0.000 405
a)
3
b)
2
c)
6
d)
7
109.
How many signficant digits are in 57.000 000
a)
8
b)
2
c)
6
d)
5
110.
What happens to atmospheric pressure as you rise?
a)
pressure decreases
b)
pressure increases
111.
Which scientific principle explains why machines become hotter when work is done?
a)
2nd law of thermodynamics
b)
1st law of thermodynamics
c)
Pascal's principle
d)
Amonton's Law
112.
According to the kinetic theory of matter, why would sound travel faster in air?
a)
Particles collide more often in hot air
b)
Particles collide less often in hot air
c)
Particles shrink in hot air
d)
Particles grow in hot air
113.
What is the musical distance between notes?
a)
interval
b)
pitch
c)
reflection
d)
amplitude
114.
What is the quantity that measures the amount of disorder in a system?
a)
entropy
b)
heat capacity
c)
fusion
d)
freezing
115.
Why are lasers more intense than regular light?
a)
coherent
b)
monochromatic
c)
polarized
d)
all of the above
116.
What type of lens concentrates light and is useful for starting a fire?
a)
convex lens
b)
concave lens
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