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WorksheetsElectricity unit 1 quiz
Total questions: 23
Worksheet time: 12mins
Name
Class
Date
1.
What is the atomic number of Ca?
a)
20
b)
38
c)
45
d)
65
2.
How many Electrons does Xe have?
a)
109
b)
54
c)
34
d)
56
3.
Which atom has 63 electrons?
a)
Ce
b)
Ti
c)
C
d)
Eu
4.
Is Fe a metal, nonmetal, or metalloid?
a)
Metal
b)
Nonmetal
c)
Metalloid
5.
Is As a metal, metalloid, or nonmetal?
a)
Metal
b)
Nonmetal
c)
Metalloid
6.
How valence electrons does this atom have?
a)
18
b)
8
c)
2
d)
1
7.
what is this atom?
a)
Metal
b)
Meatlloid
c)
Nonmetal
8.
What is this atom?
a)
Conductor
b)
Semiconductor
c)
Insulator
9.
Potassium has how many valence electrons?
a)
8
b)
2
c)
19
d)
1
10.
Chlorine is a?
a)
Conductor
b)
semiconductor
c)
Insulator
11.
What happens to current if the faucet is off?
a)
Off
b)
on
c)
stays the same
12.
What happens to voltage if the faucet is off?
a)
stays the same
b)
off
c)
on
13.
If I put a rock in the pipe, what happens to the current?
a)
Increases
b)
Decreases
c)
stays the same
14.
Current =
a)
Flow
b)
Pressure
c)
decrease flow
15.
Voltage =
a)
Flow
b)
Pressure
c)
decrease flow
16.
Resistance =
a)
flow
b)
current
c)
decrease flow
17.
What part of the motor spins
a)
Aramture
b)
Commutator
c)
Slip rings
d)
battery
18.
What part of the motor switches the polarity from N to S?
a)
Armature
b)
Commutator
c)
Battery
d)
Magnet
19.
Anything that occupies space.
a)
Electron
b)
armature
c)
Proton
d)
Matter
20.
A material used to electrically isolate two conductive surfaces.
a)
Conductor
b)
Semiconductor
c)
Insulator
d)
Proton
21.
A material that is both a poor conductor and a poor insulator.
a)
Conductor
b)
Semiconductor
c)
Insulator
d)
Proton
22.
A device or material that permits current to flow through it easily.
a)
Conductor
b)
Semiconductor
c)
Insulator
d)
Proton
23.
Electrons flow from a negative point to a positive point.
a)
Electron Theory
b)
Battery
c)
Current
d)
Circuit
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