WorksheetsUnit 5 Test - 5.4 Electricity
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Sue was asked to bring items from home that would be good conductors of electricity. Which of the following items below should she bring?
a)
a metal necklace
b)
copper wire
c)
aluminum foil
d)
a paper clip
e)
wooden blocks
2.
What type of material will NOT allow electric current to pass through it?
a)
Insulator
b)
Conductor
c)
Open
d)
Parallel
3.
If there was a break in a circuit, which of the following materials could be placed in the gap to complete the circuit?
a)
Metal
b)
Rubber
c)
Glass
d)
Paper
4.
Which would be the best conductor of electricity?
a)
air
b)
rubber
c)
water
d)
cork
5.
The electrician in this picture is wearing rubber gloves for protection. The purpose of the rubber gloves is to —
a)
keep the electrician dry
b)
produce electricity
c)
insulate the electrician
d)
create an electrical circuit
6.
The primary role of the wire in the circuit is to
a)
conduct electricity.
b)
produce heat.
c)
provide energy.
d)
convert light
7.
Students build a simple electrical circuit by attaching wires to a battery, a lamp, and a switch. They close the switch as shown. When the students open the switch, the lamp:
a)
becomes hot.
b)
lights up.
c)
becomes dim.
d)
turns off.
8.
A student is investigating the transfer of electrical energy in a circuit. In which circuit will electrical energy light the bulb?
a)
Option 1
b)
Option 2
c)
Option 3
d)
Option 4
9.
A fourth grade class assembled this circuit. Which of the following describes the circuit below?
a)
Parallel circuit
b)
Open circuit
c)
Closed circuit
d)
Double circuit
10.
As the girl leaves her room, she flips the switch to turn off the light. Turning off the light makes —
a)
a closed circuit
b)
a series circuit
c)
a parallel circuit
d)
an open circuit
11.
What is most likely holding the balloon to the cat?
a)
Glue
b)
Static electricity
c)
A nail
d)
An invisible hand
12.
Which naturally occurring phenomenon is caused by static electricity?
a)
Lightning
b)
Earthquake
c)
Hail
d)
Tornado
13.
Which two examples will most likely create static electricity when rubbed together?
a)
Feet and carpet
b)
Hands and fingers
c)
Balloon and hair
d)
Branches and twigs
14.
In this picture, the iron filings show the shape of the magnetic –
a)
field
b)
pull
c)
gravity
d)
pole
15.
When wire is wrapped around an iron nail, what will most likely be created?
a)
a battery
b)
an electromagnet
c)
a permanent magnet
d)
radiant energy
16.
Gwen wants to know how long the energy in a battery can power a circuit. She connects the battery to the circuit shown and observes:
Which form of energy will stop being produced by this circuit when the energy in the battery runs out?
a)
radiant
b)
mechanical
c)
thermal
d)
chemical
17.
Which item is designed to change electrical energy into thermal energy?
a)
Fan
b)
Oven
c)
Refrigerator
d)
Circuit
18.
Louis needs light to read his book. He turns on a lamp. What energy transformation is this?
a)
Electrical energy into mechanical energy
b)
Thermal energy into radiant energy
c)
Electrical energy into radiant energy
d)
Electrical energy into thermal energy
19.
Electrical energy can be transformed into mechanical energy. In which object does this transformation occur?
a)
An oven
b)
A lamp
c)
A mixer
d)
An iron
20.
Which object is powered by an electrical circuit?
a)
a matchstick
b)
a flashlight
c)
a drum
d)
a fork
100 %
