WorksheetsElectricity and Magnets
Total questions: 15
Worksheet time: 3hrs 47mins
Name
Class
Date
1.
ALL magnets have a (n) ____________________________
a)
North pole
b)
South pole
c)
East and west pole
d)
North and south pole
2.
_____________ turns a circuit on or off.
a)
A load
b)
A switch
c)
A power source
d)
A wire
3.
Opposite charges:
a)
attract
b)
repel
c)
create an electrical current
d)
create a magnetic field
4.
Like charges:
a)
attract
b)
repel
c)
create an electrical current
d)
create a magnetic field
5.
What are the two types of electric charges?
a)
positive and neutral
b)
neutral and negative
c)
negative and positive
d)
north and south
6.
___________________ is the energy source for a circuit.
a)
A load
b)
A switch
c)
A power source
d)
A wire
7.
_____________________ serves as the conductor for the circuit.
a)
A load
b)
A switch
c)
A power source
d)
A wire
8.
_________________ are objects that stop electrons from flowing freely through them.
a)
Insulators
b)
Conductors
9.
Insulator or Conductor?
RUBBER
RUBBER
a)
Insulator
b)
Conductor
10.
Insulator or Conductor?
GOLD
GOLD
a)
Insulator
b)
Conductor
11.
a)
closed series
b)
open series
c)
open parallel
d)
closed parallel
12.
a)
closed series
b)
open series
c)
open parallel
d)
closed parallel
13.
How do you make an electromagnet?
a)
wrap a battery in wire and connect it to an iron nail.
b)
wrap a wire with another wire and connect it to an iron nail.
c)
wrap an iron nail in wire and connect it to a power source.
d)
wrap an iron nail in wire and connect it to another iron nail.
14.
What kind of magnet can be turned on and off?
a)
refridgerator magnet
b)
electromagnet
c)
magnetite
d)
iron
15.
Magnets are typically made of which materials?
a)
Silver, Gold, Platinum
b)
Iron, Nickel, Cobalt
c)
Aluminum, Foil, Titanium
d)
Nickel, Cadmium, Lithium
100 %
