Download QUESTION - Duplin County Schools

Electricity and Magnetism Jeopardy
Electric Charge
and Force
Current
Magnets and
Magnetic Fields
Series or
Parallel?
Potpourri
100
100
100
100
100
200
200
200
200
200
300
300
300
300
300
400
400
400
400
400
500
500
500
500
500
Final Jeopardy
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©Norman Herr, 2003
Electric charge and Force -100
• ANSWER: There is a repulsive force
between two charged objects when the
charges are of a _______ sign.
• QUESTION: What is like (same)?
Answer
Question
Electric charge and Force -200
• ANSWER: When a glass rod is rubbed
with silk and becomes positively charged,
__________ are removed from the rod.
• QUESTION: What are electrons?
Answer
Question
Electric charge and Force -300
• ANSWER: When there is an equal
amount of positive and negative charges
on an object, the object is
• QUESTION: What is neutral?
Answer
Question
Electric charge and Force -400
• ANSWER: __________ varies depending
on the charge and distance between
charged objects.
• QUESTION: What is electric force?
Answer
Question
Electric charge and Force -500
• ANSWER: These never cross one
another, point away from a positive
charge, and point toward a negative
charge.
• QUESTION: What are electric field
lines?
Answer
Question
Current -100
• ANSWER: Current is the rate at which
charges move through a
• QUESTION: What is conductor?
Answer
Question
Current -200
• ANSWER: The SI unit of resistance is
the
• QUESTION: What is Ohm (Ω)
Answer
Question
Current -300
• ANSWER: Potential difference is
measured in
• QUESTION: What are volts?
Answer
Question
Current -400
• ANSWER: Batteries typically have
_________ terminals
• QUESTION: What is one positive and
one negative?
Answer
Question
Current -500
• ANSWER: Potential differences cause
electrons to move from the ___________
terminal to the _________ terminal.
• QUESTION: What is negative to
positive?
Answer
Question
Magnets and Magnetic Fields -100
• ANSWER: An example of a naturally
occuring magnetic rock.
• QUESTION: What is a lodestone?
Answer
Question
Magnets and Magnetic Fields -200
• ANSWER: Unlike magnet poles always
_______ each other.
• QUESTION: What is attract?
Answer
Question
Magnets and Magnetic Fields -300
• ANSWER: A magnetic field around a
current-carrying wire forms
_________________ around the wire.
• QUESTION: What are concentric
circles?
Answer
Question
Magnets and Magnetic Fields -400
• ANSWER: The strength of a magnetic
field created by current in a wire can be
safely increased by _________.
• QUESTION: What is wrapping the wire
into a coil?
Answer
Question
Magnets and Magnetic Fields -500
• ANSWER: The strength of the magnetic
field of a solenoid can be increased by
______________ the number of loops in
the solenoid.
• QUESTION: What is increasing?
Answer
Question
Series or Parallel -100
• ANSWER: More than one path for the
current
• QUESTION: What is parallel?
Answer
Question
Series or Parallel -200
• ANSWER: Current must go through all
resistors.
• QUESTION: What is series?
Answer
Question
Series or Parallel -300
• ANSWER: If one resistor burns out, all
other resistors will NOT work.
• QUESTION: What is series?
Answer
Question
Series or Parallel -400
• ANSWER: Only one path for the
current.
• QUESTION: What is series?
Answer
Question
Series or Parallel -500
• ANSWER:
• QUESTION: What is parallel?
Answer
Question
Potpourri -100
• ANSWER: There is a potential difference
of 12 V across a resistor with 0.25 A if
current in it. The resistance of the
resistor is
• QUESTION: What is 48 Ω?
Answer
Question
Potpourri -200
• ANSWER: A 13 Ω resistor has 0.050 A of
current in it. The potential difference
across the resistor is
• QUESTION: What is 0.65 V?
Answer
Question
Potpourri -300
• ANSWER: A lamp is measured to have a
resistance of 45 Ω when it operates at a
power of 80.0 W. The current in the
lamp is
• QUESTION: What is 1.78 A?
Answer
Question
Potpourri -400
• ANSWER: A microwave draws 5.0 A
when it is connected to a 120 V outlet. If
electrical energy cost $0.090/kW.h, the
cost of running the microwave for exactly
6 hours is
• QUESTION: What is $0.32?
Answer
Question
Potpourri -500
• ANSWER:A device that protects a circuit
from current overload is called
• QUESTION: What is a circuit breaker?
Answer
Question
FINAL JEOPARDY
• ANSWER: The unit used to measure
force.
• QUESTION: What is Newton?
Answer
Question