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Electricity, Magnetism, And Thermal Energy TEST
Test Description: This is a practice test for review of Electricity, Magnetism, and Thermal Energy TEST.
Instructions: Answer all questions to get your test result.
1) An area surrounding a charged particle is called a(n)_____________.
A
None of the above
B
electric field
C
motor
D
mechanical field
2) Heat energy transfers from an area of _________ temperature to an area of _________
A
Neither 1 or 2
B
higher / lower
C
Both 1 and 2
D
lower / higher
3) The transfer of heat through space without particles of matter colliding or moving to transfer the energy is called ___________.
A
None of the above
B
convection
C
radiation
D
conduction
4) When a motor is used, ______ energy is converted into ______ energy.
A
mechanical / electrical
B
electrical / mechanical
C
electrical / heat
D
mechanical / heat
5) A _____ would be a good material to use as the iron core when creating an
A
straw
B
toothpick
C
All of the above
D
nail
6) All of the materials listed are good conductors of electricity except _____.
A
nail
B
straw
C
copper wire
D
aluminum foil
7) All of the materials listed are good insulators of electricity except _____.
A
paper
B
wax
C
glass
D
gold
8) The more loops (coils) a wire is wrapped around the iron core of an electromagnet, the ________.
A
stronger the magnetic force.
B
number of coils makes no difference.
C
weaker the magnetic force.
D
greater the insulating factor.
9) Like poles of a magnet ______.
A
attract
B
do nothing
C
change polarity
D
repel
10) __________ is the type of thermal energy transfer that moves in a current motion.
A
None of the above
B
Radiation
C
Conduction
D
Convection
*select an answer for all questions
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