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Chapter 2 Electricity Sections 1 Through 3 Part A
Test Description: Static electricity and Electric Current
Instructions: Answer all questions to get your test result.
1) As in the case of unlike magnetic poles, unlike electric charges
A
repel each other.
B
attract each other.
C
exist in pairs.
D
do not interact.
2) The buildup of charges on an object is called
A
static electricity.
B
static discharge.
C
negative charge.
D
positive charge.
3) Clothes in a dryer acquire static cling by
A
friction.
B
conduction.
C
induction.
D
static discharge.
4) The loss of static electricity as electric charges move off an object is called
A
static discharge.
B
conduction.
C
friction.
D
induction.
5) Suppose you acquire a positive charge from walking across a carpet. You then touch a doorknob and receive a shock. This leaves you
A
positively charged.
B
electrically neutral.
C
negatively charged.
D
uncharged.
6) The type of energy that depends on position is called
A
potential energy.
B
solar energy.
C
electrical energy.
D
magnetic energy.
7) What causes charges to move in a circuit?
A
electricity
B
voltage
C
magnetism
D
energy
8) An electric current will always follow
A
the path of least resistance.
B
a path toward the south pole.
C
the path that leads through insulators.
D
a path toward the north pole.
9) The charge on a proton is
A
negative, and the charge on an electron is positive.
B
the same as the charge on an electron.
C
can change according to the situation.
D
positive, and the charge on an electron is negative.
10) An instrument that can detect the presence of an electric charge is a(n)
A
conductor.
B
electroscope.
C
magnet.
D
generator.
11) The electrons in an insulator are tightly bound to their atoms.
A
False
B
Don't know.
C
Don't care.
D
True
12) The strength of the electric field of a charged particle becomes greater as the distance from the particle
A
increases.
B
stays the same.
C
blows up.
D
decreases.
13) A device that creates a potential difference in an electric circuit is a(n)
A
conductor.
B
voltage source.
C
circuit.
D
insulator.
14) A complete, unbroken path through which electric charges can flow is a(n)
A
electric circuit.
B
magnetic field line.
C
magnetic pole.
D
electrical resistance.
15) Materials that allow the charges of an electric current to move freely through them are called
A
magnets.
B
insulators.
C
resistors.
D
conductors.
*select an answer for all questions
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