Ohm’s Law
Work, Energy, and Power
Series Circuits
Parallel Circuits
Problems
Lab Questions
Ohm’s Law Work, Energy, and Power Series Circuits Parallel Circuits Problems Lab Questions $100 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 $500
Voltage divided by resistance
What is current?
As current increases, voltage does this
What is increases as well?
As current increases, resistance does this
What is decrease?
The amount of current flowing through a lamp with a resistance of 4 when the voltage across the lamp is 12 V
What is 3 amps?
The slope of a voltage versus current graph
What is resistance?
Power = current x “this”
What is voltage?
When a metal is hot the resistance value does this
What is increase?
A variable resistor that we used in class
What is a potentiometer?
A power company sell this to its customers
What is energy?
If electricity costs $0.10/kw-hr, it will cost what to run a 1 kw light for 2 hours?
What is $0.20?
The number of paths that electricity can flow in a series circuit
What is 1?
The current is ___ at all points in a series circuit
What is the same?
If a bulb goes out in a series circuit, the other bulbs do this
What is also go out?
Daily Double!!
As more bulbs are added in series, the brightness of the bulbs does this
What is decreases?
Voltage drops in a series circuit Voltage drops in a series circuit. The total of all the voltage drops adds up to the voltage of this
What is the battery?
The number of paths for electricity to travel in a parallel circuit
What is more than 1?
When one bulb goes out in a parallel circuit, the other bulbs do this
What is stay lit?
As more items are added in parallel, the brightness of the bulbs does this
What is stays the same?
The total current in parallel can be determined by doing this to the currents found in the individual branches
What is adding them?
The more items added in parallel, the ____ the resistance becomes
What is lower?
Total current in this circuit
What is 7 amps?
Total resistance in a series circuit with a light bulb of 2 ohms, and a buzzer of 5 ohms
What is 7 ohms?
3 amps of current pass through a light bulb with a resistance of 1 3 amps of current pass through a light bulb with a resistance of 1.5 ohms. The voltage of the battery is this
What is 4.5 volts?
The current in this series circuit
What is 2 amps?
Daily Double!!
The functional devices when switches 2, 3, and 4 are open
What is A?
A hairdryer converts electrical energy into this kind of energy
What is heat energy?
As current increased in the potentiometer (dimmer switch), resistance did this
What is decreased?
2 bulbs are brighter in a circuit wired this way
What is in parallel?
The equipment you have been using to read volts, current, and resistance is collectively called a ____ meter
What is a multimeter?
What is ET phone home?
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