WorksheetsElectricity & Magnetism Quiz Review
Total questions: 25
Worksheet time: 28mins
Which particle is negatively charged?
Proton
Neutron
Electron
Atom
What is the charge of a proton?
Negative
Neutral
Positive
None
What is the charge of a neutron?
Negative
Neutral
Positive
None
Which part of the atom is involved in the creation of electricity?
Protons
Neutrons
Electrons
Nucleus
Electricity is generated when electrons move in the same direction from one atom to ____.
Another atom
The nucleus
A molecule
A compound
Which material is described as having an atomic structure that allows electrons to move freely between atoms?
Glass
Wood
Aluminum
Plastic
Why are metals considered the best conductors?
They are heavy
They have tightly bound electrons
They freely share electrons in their outer shells
They are expensive.
Which of the following materials is a good insulator?
Rubber
Steel
Iron
Aluminum
What type of rod is used in making an electromagnet?
Wooden rod
Iron or steel rod
Plastic rod
Glass rod
In a solenoid, the magnetic field makes the piston move back and forth, converting electrical energy into ________ energy.
thermal
chemical
mechanical
nuclear
What is the most common conductor used in electronic equipment?
Silver
Rubber
Copper
Wood
What causes the coil in a simple electric motor to rotate?
Gravity
Magnetic attraction and repulsion
Wind
Friction
Objects with like charges push against, or (a) , each other.
Objects with unlike charges pull toward, or (a) , each other.
A material that does not allow electricity to flow through it
Conductor
Insulator
Resistor
A material that allows electricity to flow through it easily
conductor
insulator
resistor
Which electromagnet can lift more paperclips?
example W
example x
Which of the following best describes what happens if you increase the number of turns of wire in an electromagnet?
the wire burns up
the magnetic field gets bigger
the magnet weakens
the poles reverse
What kind of magnet can be turned on and off?
refrigerator magnet
electromagnet
bar magnet
What is created when a coil of wire is used to create an electromagnet?
Solenoid
Conductor
Insulator
Electron
What happens when the magnetic field of a solenoid is activated by an electric current?
It can attract and repel metals that react to magnets.
It can only attract metals.
It can only repel metals.
It has no affect on metals.
How do electromagnets become magnets?
An electric current passes through a coil of wire.
It is IMPOSSIBLE for that to happen.
With a little bit of pixie dust from Tinkerbell.
A magnetic field passes through the rubberized conductor.
