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Jouer Froggy Jumps
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Electricidad
Autor :
ALBA LÓPEZ ROJAS
1.
Are used to open and close a circuit.
A
Switch
B
Buttons
C
Commutator switches
2.
Convert electrical energy into movement.
A
Motor
B
Bulb
C
Buzzer
3.
Passes through appoint in the circuit each second.
A
Electrical resistance
B
Voltage
C
Current intensity
4.
Present in almost all human activities within a developed society.
A
Electrical circuit
B
Energy
C
Ohm ́s Law
5.
Don ́t allow currents to pass through them.
A
Semi-conductors
B
Conductors
C
Insulators
6.
Two bulbs are connected
A
Series connections
B
Parallel or derivation connections
C
Combined connections
7.
The resistance measured in ohms
A
A
B
Ω
C
V
8.
If a resistance of 30 Ω is connected to a pile of 4 ' 5 V, what will be the current intensity that flows through the circuit?
A
V= I x R
B
I= V/R
C
R= V/I
9.
A
B
C