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WorksheetsEnergy Forms & Transformations
Total questions: 93
Worksheet time: 47mins
Which energy transformation occurs when a match is lit?
chemical to heat energy
heat to potential energy
electrical to heat energy
kinetic to potential
A girl threw a ball. As the ball moves through the air, what type of energy does it have?
heat energy
chemical energy
electrical energy
mechanical energy
Energy that flows through an electrical circuit is ____________ energy?
chemical
electrical
heat
solar
A falling rock has kinetic energy. Where does that kinetic energy go when it hits the ground and stops?
It is reduced until it disappears
It is converted into potential energy again
It is converted into heat and sound
It is converted into matter
Marcos has a new toy. When he plugs it in and turns it on, a marble is carries up to the top of the slide. At the top, the marble is released and it goes down the slide.
What kind of energy transformation occurs to make this toy work?
chemical to heat
electrical to chemical
sound to electrical
electrical to mechanical
Beginning with the source of energy, explain the energy transformation that takes in this circuit.
chemical to light to heat
chemical to electrical to light
light to electrical to chemical
light to chemical to electrical
In an investigation, a ball was released from the three difference positions shown. The speed of the ball was measured at the bottom of the ramp, after the ball was released from each position.
Why was the speed greatest when the ball was released from the top position "1"?
The ball lost energy to the environment as it rolled down the ramp.
The ball had more potential energy at the top of the ramp.
The ball gained potential energy as it rolled down the ramp.
The ball had more kinetic energy at the top of the ramp.
A student wound up a propeller in the toy plane shown. After he wound it up, he let it go.
What energy transformation occurred when he released the propeller?
Gravitational potential energy transformed into kinetic energy.
Elastic potential energy transformed into kinetic energy.
Chemical kinetic energy transformed into spinning kinetic energy.
Elastic kinetic transformed into spinning kinetic energy.
Does all of the electrical energy produced by this battery transform into light energy?
Yes; because of the Law of Conservation of Energy.
No; because the mass of the battery changes.
Yes; because light bulbs are light producing devices.
No; because some of it transforms into heat energy.
A student wants to model how energy is conserved. She holds a book above the floor and explains that the book now has potential energy. She then drops the book.
What energy transformation occurs after she drops the book?
It changes from potential to kinetic and back to potential.
it changes from potential to kinetic to zero energy.
It changes from potential to kinetic to sound and thermal.
It changes from potential to kinetic to elastic.
Which of the following is an example of friction converted into heat energy?
the sun
a snickers bar
a generator
rubbing your hands together
Batteries are an example of which of the following forms of energy?
solar
thermal
chemical
mechanical
Claire made breakfast for the family on Saturday morning. She put some bread in the toaster. When the bread popped up, Sally grabbed the toast. "Ouch! That's hot!" She exclaimed.
What the SOURCE of the heat that made the bread hot?
burning
electricity
friction
light
The turkey is Erik's favorite part of Thanksgiving dinner.
What form of energy is the turkey that Erik will eat?
electrical
kinetic
chemical
nuclear
As an archer pulls back on the bow string before shooting; an arm, the bow and the string have ___________ potential energy.
Chemical
Elastic
Gravitational
Kinetic
Which statement best defines energy?
Energy is the force applied over a distance.
Energy is the ability to do work.
Energy is the rate at which work is done.
Energy is the motion of objects.
Phillip is holding a book near shoulder-height. What happens to the gravitational potential energy of the book if he places it on shelf A?
increases
stays the same
decreases
have zero gravitational potential energy
Phillip is holding a book near shoulder-height. What happens to the gravitational potential energy of the book if he places it on shelf B?
increases
stays the same
decreases
have zero gravitational potential energy
Which activity directly converts energy from the Sun into chemical energy?
a snake lying on a sunny rock to keep warm
a rabbit using energy from food it has eaten to run
a bean plant making its own food to grow
a person burning firewood to cook food
A battery has chemical energy, which can be used to generate thermal and radiant energy in a lightbulb. Which best explains that happens to the amount of energy in this scenario?
The total energy in the system increases because chemical energy creates thermal and radiant.
B. The total energy in the system decreases because chemical energy disappears as thermal and radiant energy are generated.
The total energy in the system remains the same as the decrease in chemical energy equals the increase in thermal and radiant energy.
The total energy in the system remains the same as the increase in chemical energy equals the decrease in thermal and radiant energy.
What form of energy do plants use during photosynthesis?
electrical
kinetic
thermal
solar
Water being released behind a dam is an example of what energy transformation?
chemical to heat
potential to kinetic
electrical to mechanical
solar to kinetic
A student measured the temperature of a beaker full of water. She then placed the beaker outside in the sun. She measured the temperature change and graphed the results as shown below.
What can you infer about the energy change that occurred?
chemical energy from the sun increased the thermal energy of the water
radiant energy from the sun decreased the thermal energy of the water
thermal energy from the sun decreased the chemical energy in the water bonds
radiant energy from the sun increased the thermal energy of the water
Electrical energy is classified as _________ energy.
kinetic
potential
Chemical energy is classified as _________ energy.
kinetic
potential
Sound energy is classified as _________ energy.
kinetic
potential
Thermal energy is classified as _________ energy.
kinetic
potential
Energy form stored in bonds between atoms and molecules
chemical
nuclear
thermal
electromagnetic
Energy form characterized by the flow of electrons
electrical
electromagnetic
elastic
chemical
Energy form characterized by the movement of energy in waves through empty space
electromagnetic
electrical
chemical
nuclear
Energy form stored in the nucleus of an atom
nuclear
chemical
electromagnetic
thermal
Energy form based on the movement of particles within an object
thermal
elastic
chemical
nuclear
Which energy transformation below matches...
Water moving over a dam to move a generator?
potential to kinetic to chemical
potential to kinetic to electrical
solar to kinetic to electrical
Fire and friction are examples of which kind of energy?
thermal
light
sound
electrical
Talking and music are examples of which form of energy?
sound
light
mechanical
chemical
Light bulbs and the Sun emit which form of energy?
mechanical
chemical
heat
light
Batteries, food, and gasoline have which form of energy?
light
heat
chemical
mechanical
What is energy?
energy in motion
a form of potential energy that is stored in chemical bonds
the ability to do work or cause change
a change from one form of energy to another
What is electrical energy?
chips and salsa
the energy of moving electrons
a forces that cause an object to move in a circle
the relationship between electricity and magnetism
What is electromagnetic energy?
the rate at which velocity changes.
the energy of compressed objects.
the ability to do work or cause change
the energy of light and other forms of radiation, which travels in space as waves.
What is the law of the conservation of energy?
the tendency for an object to resist change
the rule that energy cannot be created or destroyed.
newton's laws
a force produced when magnetic poles interact.
True or false? Energy cannot be created or destroyed
True
False
Where would an object have the most potential energy?
The bottom of a hill
The top of the hill
On the way down the hill
It never has potential energy
A firefly transforms what kind of energy into a new form of energy?
Chemical to radiant
Chemical to nuclear
Electrical to chemical
Electrical to radiant
How does a windmill change forms of energy?
Kinetic to electrical
Electrical to mechanical
Mechanical to light
It is unable to change forms
If you create water vapor/steam, what kind of energy does this represent?
Mechanical
Chemical
Thermal
Nuclear
True or false? Nuclear fusion means to split apart atoms
True
False
True or false? Nuclear waste or radioactive waste is dangerous for people and animals to be around
True
False
True or false? Nuclear Fission is joining together of many nuclei
True
False
True or false? Nuclear fission can be used to create electricity in power plants
True
False
Which of these forms of energy powers our sun and all stars?
Nuclear Fission
Nuclear Fusion
Chemical
Radiant
True or false? Nuclear energy produces a large amount of greenhouse gases
True
False
What unit do we use to measure energy?
Newtons
Joules
grams
liters
Which of these represent chemical energy?
Electrical Wires
Sun
Battery
Water
The ability to do work or cause change describes what?
Mechanical
Energy
Transformation
Motion
What type of potential energy does a match have?
thermal energy
light energy
chemical energy
electrical energy
Which energy transformation below occurs in a blow dryer?
electrical ----> thermal
electrical -----> chemical
chemical -----> thermal
thermal ------> electrical
This diagram is showing which of the following transformations?
light energy ----> thermal energy
thermal energy ----> light energy
light energy ----> chemical energy
chemical energy ----> light energy
What type of energy is made by vibrations and does not travel through empty space?
sound energy
light energy
electrical energy
chemical energy
Which is an example of potential energy?
A child is hopping down the sidewalk.
A horse is galloping in a field.
A person is sitting on a horse.
A car is driving on the street.
Which is an example of kinetic energy?
A soccer ball is lying on the ground.
A person is standing in line.
A roller coaster is sitting at the top of a hill.
Water is flowing over a dam.
Almost all energy systems produce this type of energy...
light energy
chemical energy
thermal energy
electrical energy
Which transformation best explains what happens in a glow stick when you shake it to make it glow?
chemical to mechanical
mechanical to chemical
light to chemical
chemical to light
Which energy transformation best explains what happens to make a lamp work?
electrical to light
light to electrical
mechanical to light
sound to electrical
Potential energy and kinetic energy together make up which type of energy?
mechanical energy
chemical energy
sound energy
light energy
Which of the following forms of energy are kinetic?
sound energy
thermal energy
light energy
all of the above
Which tool is used to measure the average kinetic energy of a substance?
beaker
hot plate
triple beam balance
thermometer
Creating a fire in your fireplace with logs and a match would best be an example of which energy transformation?
mechanical energy to light energy
chemical energy to thermal energy
chemical energy to electrical energy
thermal energy to chemical energy
What energy transformation occurs as bioluminescent algae glow in the ocean?
Radiant --> Chemical
Thermal --> Radiant
Chemical --> Radiant
Thermal --> Chemical
What energy transformation occurs during photosynthesis?
Chemical --> Radiant
Thermal --> Chemical
Radiant --> Chemical
Mechanical --> Thermal
What do sound energy, radiant energy, and thermal energy all have in common?
They're all forms of kinetic energy
They're all made of similar atoms and molecules
They're all made by plants during photosynthesis
All of these choices
When a pendulum swings, at which point is mechanical energy at its greatest?
ME does not change
Why won't a basketball bounce forever?
Which location will a pendulum have the most kinetic energy?
the left side
the right side
The center/middle
either the right or left side
Can you create energy?
Yup, no problem.
What? NO WAY, it's impossible.
Well, maybe.
Yes, but it's very difficult.
What is nuclear energy?
Kinetic and potential energy that is stored and produced by an electrical field.
The potential energy an object has because of the movement of its molecules
The potential energy stored in the nucleus of an atom.
At what point does the roller coaster have the highest amount of potential energy?
At the bottom of the first hill.
At the top of the third hill.
At the end of the ride.
At the top of the first hill.
At what point of the ride have the highest kinetic energy?
At the lowest point of the ride.
At the highest point in the ride.
On the middle hill of the ride.
Roller coasters do not exhibit kinetic energy.
If the speed of an object increases, what also increases?
potential energy
solar energy
static energy
kinetic energy
What two factors will increase an objects potential energy?
speed and mass
mass and height
chemical and physical properties
height and weight
The molecules of a given substance are rapidly expanding at an excited state. What type of energy is present?
Mechanical Energy
Thermal energy
Sound energy
Vibratory energy
