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JeopardyThe “Coul”Category
You HavePotential
CurrentEvents
Playing theField
Potpourri
Q $100
Q $200
Q $300
Q $400
Q $500
Q $100 Q $100Q $100 Q $100
Q $200 Q $200 Q $200 Q $200
Q $300 Q $300 Q $300 Q $300
Q $400 Q $400 Q $400 Q $400
Q $500 Q $500 Q $500 Q $500
Final Jeopardy
The “Coul” Category: $100
True or False: Conductors can be neutral
The “Coul” Category: $100 Answer
True
The “Coul” Category: $200
Which is stronger between two protons:the electrostatic force, or the gravitationalforce?
The “Coul” Category: $200 Answer
Electrostatic force
The “Coul” Category: $300Imagine you have two charged particles. If the charge on one particle suddenly doubles, the force between them will…
A) Increase by a factor of 2B) Decrease by a factor of 2C) Increase by a factor of 4D) Decrease by a factor of 4
The “Coul” Category: $300 Answer
A) Increase by a factor of 2
The “Coul” Category: $400Find the net force (magnitude and direction)that particle 1 is experiencing
q = 3x10^(-6) C q = -4x10^(-3) C
Particle 1 Particle 2
d = 3m
The “Coul” Category: $400 Answer
F = 12 N to the right
The “Coul” Category: $500Find the net force (magnitude and direction)that particle 1 is experiencing
q = 3x10^(-6) C q = -4x10^(-3) C
Particle 1 Particle 3
d = 3m
Particle 2
q = 3x10^(-4) C
d = 3m
The “Coul” Category: $500 Answer
F = 2.1 N to the right
You Have Potential: $100
True or False: Equipotential Lines aresimilar to the lines on a topographic map.
You Have Potential: $100 Answer
True
You Have Potential: $200
True or False: if you are in a universe withonly you and a positive charge, you will never get to a distance where your voltage is negative.
You Have Potential: $200 Answer
True
You Have Potential: $300If I move a positive test charge toward anegative anchor charge, the potential energy will
A) IncreaseB) DecreaseC) Stay the same
You Have Potential: $300 Answer
B) Decrease
You Have Potential: $400
What is the potential difference of a positive test charge (1.6 x 10^[-19] C)at a distance of 5 meters from a negative anchor charge (-3.6 x 10^[-9] C)
You may need at least one of these equations:
V=kq/d PE = kq1q2/d
You Have Potential: $400 Answer
-6.48 V
You Have Potential: $500
Find the net voltage that particle one is experiencing.
q = 3x10^(-6) C q = -4x10^(-3) C
Particle 1 Particle 3
d = 3m
Particle 2
q = 3x10^(-4) C
d = 3m
You Have Potential: $500 Answer
-5,100,000 V
Current Events: $100
The unit of current is
A) CoulombB) VoltC) AmpereD) Joule
Current Events: $100 Answer
C) Ampere
Current Events: $200
What two factors are required for currentto flow in a circuit?
Current Events: $200 Answer
1. Potential Difference2. Closed Circuit
Current Events: $300
Current is…
A) The movement of chargeB) Defined as energy per charge C) Inversely proportional to voltageD) All of the above
Current Events: $300 Answer
A) The movement of charge
Current Events: $400
Which of the two requirements for current does a battery inherently provide?
Current Events: $400 Answer
Potential Difference
Current Events: $500
A 1.5 Volt battery is hooked up to a light bulb with 0.5 Ohms of internal resistance. What is the current?
Current Events: $500 Answer
3 Amps
Playing the Field: $100
True or False: electric field lines indicatethe direction of force a small negative testcharge would experience at every pointaround an anchor charge.
Playing the Field: $100 Answer
False
Playing the Field: $200
Electric field lines point _________ a positive charge
A) TowardB) Away FromC) Parallel toD) Randomly around
Playing the Field: $200 Answer
B) Away from
Playing the Field: $300
What are the SI units for electric field?
Playing the Field: $300 Answer
N/C
Playing the Field: $400
If you are five meters to the left of a -6 x 10^(-9) C charge, what is the value anddirection of the electric field strength at your location?
Playing the Field: $400 Answer
2.16 N/C
Playing the Field: $500
If the distance away from an anchor charge decreases by a factor of three, by what factor does the electric field strength increase?
Playing the Field: $500 Answer
Nine
Potpourri: $100
What is an equation for force that Mr. Martin always tells you to “keep in yourback pocket?”
Potpourri: $100 Answer
F = ma
Potpourri: $200
True or false: When adding vectors, you find the sum of each componentand use them to construct the new vector
Potpourri: $200 Answer
True
Potpourri: $300
Who was the 8th president of the UnitedStates?
Potpourri: $300 Answer
Martin Van Buren
Potpourri: $400
What inspired the name of the month “March?”
Potpourri: $400 Answer
Mars, the Roman god of war.
Potpourri: $500
What was first introduced as “Brad’s Drink?”
Potpourri: $500 Answer
Pepsi: named for its original creator,pharmacist Caleb Bradham in 1893.
Final Jeopardy Category
I sense a change in the Force…
Final JeopardyYou are a particle with a net charge. Two meters to your right is another particle with charge -2.3 x 10^(-5) C. When the distance suddenly doubles to four meters, the force between youdecreases by 11.64 Newtons. You are repulsed by the other charge. What is your charge (magnitude and sign)?
Final Jeopardy Answer
-3 x 10^(-4) C
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