Transcript MillionaireCh15Electricity

Who Wants to
Be a
Millionaire?
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Electricity
Click the appropriate dollar amount
at right to proceed to the question
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Phone A Friend
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friend to help you with this one. You
have thirty seconds to discuss your
options…”
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one…in a moment, we’ll ask you to
indicate, by show of hands, your choice
for the correct answer…”
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Fifty - Fifty
50/50
You’ve asked that two of the
wrong answers be eliminated,
leaving you with one wrong
answer plus the correct one.
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Question
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Correct
Correct!
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Incorrect
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Incorrect
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Question
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When an atom loses electrons,
its charge becomes _______.
50/50
A
C
positive
B
neutral
negative
D
negative or
positive
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Which of the following is an
example of a conductor?
50/50
A
glass
B
rubber
C
plastic
D
salt water
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A(n) ___________ keeps the
electric charges inside the
pathway of a circuit.
50/50
A
resistor
B
tiger
C
insulator
D
conductor
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Which of the following parts of
a circuit acts as a resistor?
50/50
A
battery
B
copper wire
C
light bulb
D
on/off switch
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How is a parallel circuit
different from a series circuit?
50/50
A
It has one
pathway
C
It provides more
electrical energy
It has more than
B one pathway
D
It provides less
electrical energy
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How can you make an
electromagnet stronger?
50/50
A
Remove some
coils of wire
B
Place a plastic bar
inside the coils
C
Attach some of the
coils to a plastic
bar inside the coils
D
Add coils of
wire
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A material that has no
resistance to electrical current
is called this.
50/50
A
conductor
C superconductor
B
resistor
D
insulator
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Why does a balloon rubbed on
a sweater stick to a wall?
50/50
A
It repels the
charge of the wall
C
It is equal to the
charge of the wall
B
It attracts the
charge of the wall
D
It is greater than
the charge of the
wall
Template by Bill Arcuri, WCSD
A circuit with more than one
resistor on a wire is a
____________ circuit.
50/50
A
simple
B
multiple
C
complex
D
series
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Which of the following is a way
to avoid an electrical shock?
50/50
A
Keep cords away
from pools and
water
C
Wear gloves when
moving a downed
power line
B
Pull electric cords
out by yanking on
them
D
If a radio falls in the
tub, turn it off before
unplugging it
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How many resistors does this
circuit diagram show?
50/50
A
3
B
4
C
5
D
1
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This is a material through which an
electric charge can move easily. An
example would be copper.
50/50
A
insulator
C superconductor
B
resistor
D
conductor
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This is a material that stops an
electrical current. An example
would be rubber.
50/50
A
insulator
C superconductor
B
resistor
D
conductor
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Besides being made stronger, which
of the following can an electromagnet
do that a regular magnet cannot do?
50/50
A
Have a north
and south pole
B
Be turned on
and off
C
Attract magnetic
objects
D
Have stronger
poles at the ends
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The main difference between a
parallel circuit and a series
circuit is __________________
50/50
A
Has more than
one path for
electrons
C Can have more
batteries
Can carry more
B
resistors
D
Can be used
more often
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