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"Current" Events: Electricity Flashcards | StudBud
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"Current" Events: Electricity
"Current" Events: Electricity
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Electrical Circuits and Electrical Currents
Flashcards
22 cards
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Questions
22
Answers
1
Current is measured in which of the following units?
joules
ohms
volts
amps
2
When voltage increases, what happens to the current?
stays the same
decreases
increases
3
What are the moving charges that travel throughout a circuit?
neutrons
mario and luigi
electrons
protons
4
Batteries convert which of the following forms of energy into electrical energy?
mechanical
electrical
nuclear
chemical
5
The higher the temperature in the water, the ______________ the resistance
higher
lower
trick question: it stays the same
6
Opening the circuit that connects our classroom lights will result in which of the following?
All electrical devices in the school turn on
Lights turn on
Lights turn off
All electrical devices in the school turn off
7
A device that uses electrical energy to operate is known as which of the following?
Energy Source
Circuits
Loads
Conductor
8
Power plants, solar cells, and batteries are all examples of which of the following?
loads
resistance
energy sources
conductors
9
Which of the following terms is also referred to as "Electrical Potential Energy?"
Voltage
Resistance
Amperes
Current
10
A complete closed path for charges to flow defines which of the following terms?
electrical current
electrical energy
electrical circuits
loads
11
In an alternating current, how many times will the current change direction in one second?
none, it goes in the same direction
60
150
25
12
Outlets in your house utilize which of the following types of currents?
series
alternating
direct
reverse
13
Glass, rubber, and plastic are all examples of which of the following?
voltage sources
energy sources
conductors
insulators
14
The unit used to represent resistance is called...
amps
volts
ohms
joules
15
When charges flow in 1 direction,as in a flashlight/ car, which type of current is present?
Nuclear
Direct
Alternating
Energy Source
16
The rate at which those charges flow at defines which of the following terms?
Ohms
electrical energy
Electric circuits
electrical current
17
Objects that have a resistance of 0, are known as which of the following?
superinsulators
Conductors
Superconductors
Insulators
18
When there is only one path for a charges to flow, which type of circuit is present?
Parallel
Series
Branched
Electrical
19
With the addition of another bulb to a series circuit, what happens to the resistance?
Increases
It is unaffected
Decreases
Depends on the voltage
20
The shorter the length of the wire, the ______________ the resistance
Does not affect resistance
lower
higher
21
The opposition to the flow of charges is defined by which of the following terms?
Voltage
Amps
Current
Resistance
22
Which type of circuit is diagrammed below?
Series
Alternating
Parallel
Direct