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WorksheetsChapter 17: Energy, Circuits, and Magnets
Total questions: 21
Worksheet time: 41mins
What is energy?
The ability to do work
The ability to cause change or do work
The thing that comes out of the light sockets in your house
The part of your body that makes you want to run around
What unit is energy measured in?
Joules
Grams
Newtons
Watts
What is a series circuit?
A closed circuit where electric currents have different paths to travel
A closed circuit where all the light bulbs are in a row
A closed circuit where electric currents only have one path to travel
None of these
Which of these is an example of a series circuit?
A string of pearls
A string of Christmas lights
The strings of wires in my house
The strings of veins in my body
Select all that are forms of energy.
Kinetic energy
Potential energy
Thermal energy
Magnetic energy
Chemical energy
What is an electromagnet?
A circuit made entirely of magnets
A really strong compass that can detect any direction
A magnet that can be used in a parallel circuit
A piece of metal with an electric current running through it that causes it to become magnetic
True or False: Baking cake batter can cause it to release chemical energy.
True
False
An electrical motor changes electrical energy into...
Chemical energy
Thermal energy
Kinetic energy
Potential energy
Can energy every be destroyed?
No, it can only change into other forms
Yes, it can be created and destroyed
When would it be better to use a generator and NOT a motor?
Your car breaks down and you need to move it
A storm knocks out the lights in your house and you need to power it
You need to move lots of heavy freight to a place miles away
You need to plug in an amp for a concert and there is no outlet nearby
What is this a picture of?
An electromagnet
A generator
A series circuit
A parallel circuit
What is this a picture of?
A motor
A magnet
A parallel circuit
A series circuit
Kinetic energy and potential energy are the same thing.
True
False
Which of these things can cause an object to release thermal energy?
Friction
Inertia
Electricity
Magnetism
What is a magnetic domain?
All the atoms in an object with magnetic poles facing different directions
All the atoms in an object with magnetic poles facing the same direction
The strength of a magnet and how mull pull it has
The URL for a website about magnets
What is the area around a magnet that is stronger at the poles called?
Magnetic Domain
Magnetic Field
Magnetic Compulsion
Magnetic Compass
A generator changes mechanical energy into....
Electrical energy
Potential energy
Kinetic energy
Chemical energy
Select all objects that have both potential AND kinetic energy.
A book falling off a table.
A book sitting on a table.
A soccer ball rolling on the ground.
A soccer ball getting kicked high and flying in the air.
What is potential energy?
Mechanical energy due to position
The opposite of kinetic energy
Mechanical energy that is in motion
The potential of any person to accomplish their dreams
What is kinetic energy?
Mechanical energy due to position
Energy that has motion and movement
Energy that can connect objects together
The first form of energy before it can change to another
Select all the topics you need to study for your test.
Magenets and Electromagnets
Motors and Generators
Circuits and Electricity
All the different types of energy
