WorksheetsScience Circuits Quiz
Total questions: 20
Worksheet time: 19mins
Name
Class
Date
1.
Which of these best completes the circuit?
a)
rubber band
b)
metal nail
c)
leather shoelace
d)
wooden toothpick
2.
Electrical lights will not come on unless their electrical circuit is a --
a)
parallel circuit
b)
series circuit
c)
closed circuit
d)
short circuit
3.
A fifth grade class constructed this circuit. Which of these objects most likely made the light glow when connected to points X and Y?
a)
plastic straw
b)
cotton string
c)
aluminum foil
d)
rubber eraser
4.
This instrument can be used to see if materials conduct electricity. Which of these groups contains items that could all conduct electricity to complete the circuit?
a)
rubber ball, plastic comb, nail
b)
paper clip, penny, screw
c)
cork, dollar bill, tweezers
d)
pencil, eraser, spoon
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)
create an electrical circuit
c)
produce electricity
d)
protect the electrician
6.
Which of these substances conducts electricity the best?
a)
wood
b)
brick
c)
copper
d)
plastic
7.
What material would be safest to use as an insulator to cover electrical wires?
a)
rubber
b)
tin
c)
aluminum
d)
water
8.
Which energy transformation most likely occurs in a steam iron?
a)
electrical energy changes to heat energy
b)
electrical energy changes to sound energy
c)
mechanical energy changes to heat energy
d)
mechanical energy changes to light energy
9.
Which form of energy is being used by the toaster?
a)
chemical
b)
electrical
c)
solar
d)
nuclear
10.
The energy used to move most bicycles is an example of what type of energy?
a)
electrical
b)
mechanical
c)
chemical
d)
nuclear
11.
Which form of energy is best shown in this picture?
a)
mechanical
b)
electrical
c)
chemical
d)
nuclear
12.
Early scientists most likely saw a discharge of electricity for the first time when observing a --
a)
waterfall
b)
rainbow
c)
volcano erupting
d)
lightning storm
13.
The energy used to move most bicycles is an example of what type of energy?
a)
electrical
b)
mechanical
c)
chemical
d)
nuclear
14.
Bits of paper are attracted to the surface of this balloon. What attracts the paper pieces to the balloon?
a)
Friction
b)
Static Electricity
c)
Magnetism
d)
Potential Energy
15.
A bar magnet is placed on a table, and a sheet of blank paper is placed over the magnet. What could be sprinkled on the paper to show the magnetic field of the bar magnet?
a)
salt
b)
iron filings
c)
sand
d)
soil
16.
To make an electromagnet, a conductor should be coiled around --
a)
a glass tube
b)
an iron nail
c)
a roll of paper
d)
a wooden stick
17.
This image represents what type of circuit?
a)
open
b)
closed
c)
series
d)
parallel
18.
Will the light bulb in this circuit light and why/why not?
a)
yes, because it has two batteries
b)
no, because the switch is open
c)
yes, because it is in a circuit
d)
no, because the bulb is burned out
19.
What will happen if one light bulb is removed from this circuit?
a)
the other bulbs will go out
b)
the other bulbs will get dimmer
c)
the other bulbs will get brighter
d)
the battery will become stronger
20.
Which light will be brighter and why?
a)
Bulb A because its circuit is closed
b)
Bulb B because its circuit is closed
c)
Bulb B because it has more volts
d)
Bulb A because it has less volts
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