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AFOQT Physical Science Practice
Test Questions with Detailed
Verified Answers
A long Nail is heated at one end. After a few seconds, the other
end of the nail becomes equally hot. What type of heat transfer
does this represent?
A.Advection
B.Conduction
C.Convection
D.Radiation Ans: Conduction
The measure of energy within a system
A.Temperature
B.Convection
C.Entropy
D.Thermo-dymanics
E. Heat Ans: Heat
How do two isotopes of the same element.
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A.They have different number of protons.
B.They have different number of neutrons.
C.They have different number electrons
D.They have different charges
E.They have different atomic numbers Ans: They have different
number of neutrons
Which type of nuclear process features atomic nuclei splitting to
form smaller nuclei
A.Fission
B.Fusion
C.Decay
D.Ionization
E.Chain Reaction Ans: Fission
The process whereby a radioactive element releases energy
slowly over a long period of time to lower its energy and become
more stable is best describe as
A.Combustion
B.Fission
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C. Fusion
D.Decay
E. Radioactivity Ans: Decay
What unit describes the frequency of a wave?
A.Herts (Hz)
B.Decibals(dB)
C.Meters (m)
D.Meters per second
E.Meters per second square Ans: Hertz (Hz)
Which of the following is an example of kinetic energy being
converted to potential energy?
A. A child sliding down a hill
B A cyclist coasting on his way up a hill
C.A pilot deploying airbrakes on approach to land.
D.A motorist swerving to avoid a deer.
E.A pair of billiard balls colliding and rebounding off each other
Ans: A cyclist coasting on his way up a hill
AFOQT Physical Science Practice
Test Questions with Detailed
Verified Answers
A long Nail is heated at one end. After a few seconds, the other
end of the nail becomes equally hot. What type of heat transfer
does this represent?
A.Advection
B.Conduction
C.Convection
D.Radiation Ans: Conduction
The measure of energy within a system
A.Temperature
B.Convection
C.Entropy
D.Thermo-dymanics
E. Heat Ans: Heat
How do two isotopes of the same element.
, Page | 2
A.They have different number of protons.
B.They have different number of neutrons.
C.They have different number electrons
D.They have different charges
E.They have different atomic numbers Ans: They have different
number of neutrons
Which type of nuclear process features atomic nuclei splitting to
form smaller nuclei
A.Fission
B.Fusion
C.Decay
D.Ionization
E.Chain Reaction Ans: Fission
The process whereby a radioactive element releases energy
slowly over a long period of time to lower its energy and become
more stable is best describe as
A.Combustion
B.Fission
, Page | 3
C. Fusion
D.Decay
E. Radioactivity Ans: Decay
What unit describes the frequency of a wave?
A.Herts (Hz)
B.Decibals(dB)
C.Meters (m)
D.Meters per second
E.Meters per second square Ans: Hertz (Hz)
Which of the following is an example of kinetic energy being
converted to potential energy?
A. A child sliding down a hill
B A cyclist coasting on his way up a hill
C.A pilot deploying airbrakes on approach to land.
D.A motorist swerving to avoid a deer.
E.A pair of billiard balls colliding and rebounding off each other
Ans: A cyclist coasting on his way up a hill
