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WorksheetsE1: Current
Total questions: 11
Worksheet time: 5mins
The flow of electrons is called _______.
Molecule
Magnetism
Current
Electrica
What is this symbol for?
light bulb
switch
Cell
Battery
An atom becomes positive when;
It loses and electron
It gains an electron
It loses a proton
It gains a proton
Q=
I x T
I / T
T / I
In metals the flow of charge is
A flow of electrons
A flow of negatively charged Protons
A flow of positively charged electrons
1 A =
1 C m
1 C S
1 C s-1
1 C m-1
Define "Conservation of charge"
The number of electrons within a circuit remains constant
In an isolated system the charge stays constant
When charge is created within a system it is not able to leave
When a circuit is switched off the charge returns to and is held in the battery
Carrier Ions are;
Positive
Negative
Positive or negative
Neutral
A multi meter can ...
... only measure current and voltage.
... measure current, voltage and power.
... only measure resistance and current.
... measure resistance, voltage and current.
... only measure voltage.
What is the average electric current in a wire when a charge of 150 C passes in 30s?
5 A
5 C
0.2 A
0.2 C
(a)What is the total electric charge which passes a point in the circuit in 12 minutes?
24C
2.4C
0.0167
144C
