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Worksheetsenergy transformations 2
Total questions: 65
Worksheet time: 44mins
Light, x-rays and microwaves are all examples of ____________ energy.
thermal
chemical
gravitational
radiant
______________ energy is the movement or flow of electrons.
elastic
thermal
radiant
electrical
__________ energy It is the energy associated with the motion and position of an object.
electric
gravitational
mechanical
sound
______________ energy is energy from mechanical waves vibrating through matter.
gravitational
mechanical
sound
elastic
___________ energy is energy from the movement of atoms and molecules.
thermal
mechanical
nuclear
chemical
___________ energy is energy stored in the chemical bonds of molecules.
electric
nuclear
chemical
thermal
_____________ energy is the energy an object has due to its position and its mass in a gravitational field.
mechanical
gravitational
nuclear
elastic
_______________ is the potential energy that an object has when it is stretched out or deformed.
mechanical
elastic
radiant
electric
________________ energy is energy from the inside of atoms.
electric
thermal
nuclear
chemical
Which of the following best describes the energy transformations that occur when a flashlight that runs on batteries is turned on?
chemical to mechanical to electrical to radiant
radiant to electrical to sound
chemical to radiant to mechanical to electrical
electric to radiant to chemical
When plants use photosynthesis to make their own food they transform ______________ energy into _______________ energy.
chemical, radiant
radiant, chemical
thermal, chemical
chemical, thermal
A flashlight performs what energy transformation?
¿Qué transformación de energía realiza una linterna?
Electrical ➔ Chemical
Chemical ➔ Light
Thermal ➔ Light
Chemical ➔ Nuclear
A toaster performs what energy transformation?
¿Qué transformación de energía realiza una tostadora?
Electrical ➔ Thermal
Chemical ➔ Light
Thermal ➔ Electrical
Chemical ➔ Thermal
A plant performs what energy transformation?
¿Qué transformación de energía realiza una planta?
Electrical ➔ Thermal
Chemical ➔ Light
Light ➔ Chemical
Light ➔ Mechanical
A car performs what energy transformation?
¿Qué transformación de energía realiza un coche?
Electrical ➔ Thermal
Chemical ➔ Mechanical
Light ➔ Chemical
Chemical ➔ Nuclear
A windmill performs what energy transformation?
¿Qué transformación de energía realiza un molino de viento?
Electrical ➔ Thermal
Chemical ➔ Mechanical
Mechanical ➔ Chemical
Mechanical ➔ Electrical
After a person ate a meal, she went on a run. What energy transformation is happening?
mechanical→ thermal energy
chemical→ mechanical energy
radiation→ chemical energy
chemical→ radiation energy
What energy conversions take place when you vigorously rub your hands together?
friction => heat
chemical => thermal
mechanical => thermal
kinetic => chemical
Which type of energy propels a baseball after it has been struck by a bat?
chemical
thermal
mechanical
nuclear
Which of the following devices transforms electrical energy into mechanical energy?
Smartphone
Fan
Windmill
River
On a roller coaster, where is the maximum kinetic energy?
At the bottom of a big hill
When going around a corner
When going upside down
At the top of a big hill
The roller coaster cart has the most kinetic energy at position-
W
X
Y
Z
Energy is the ability to do work or cause changes.
True
False
Step 1: Strong wind moves a wind turbine. This is _____ energy.
Step 2: The spinning turbine operates a generator. The energy from Step 1 is converted into _______ energy.
Step 3: Electricity is used to power a saw. The energy from Step 2 is converted into ________ energy.
mechanical energy
electrical
wind
Step 1: Strong wind moves a wind turbine. This is _____ energy.
Step 2: The spinning turbine operates a generator. The energy from Step 1 is converted into _______ energy.
Step 3: Electricity is used to power a saw. The energy from Step 2 is converted into ________ energy.
mechanical energy
electrical
wind
Step 1: Strong wind moves a wind turbine. This is _____ energy.
Step 2: The spinning turbine operates a generator. The energy from Step 1 is converted into _______ energy.
Step 3: Electricity is used to power a saw. The energy from Step 2 is converted into ________ energy.
mechanical energy
electrical
wind
Step 1: Gasoline fuel is used in many cars. This is _____ energy.
Step 2: Starting the ignition starts a chain of events that causes the gasoline to burn. The energy from Step 1 is converted into _______ energy.
Step 3: Burning gasoline causes the engine parts to move. The energy from Step 2 is converted into ________ energy.
mechanical
chemical
thermal
Step 1: Gasoline fuel is used in many cars. This is _____ energy.
Step 2: Starting the ignition starts a chain of events that causes the gasoline to burn. The energy from Step 1 is converted into _______ energy.
Step 3: Burning gasoline causes the engine parts to move. The energy from Step 2 is converted into ________ energy.
mechanical
chemical
thermal
Step 1: Gasoline fuel is used in many cars. This is _____ energy.
Step 2: Starting the ignition starts a chain of events that causes the gasoline to burn. The energy from Step 1 is converted into _______ energy.
Step 3: Burning gasoline causes the engine parts to move. The energy from Step 2 is converted into ________ energy.
mechanical
chemical
thermal
Step 1: The sun gives off large amounts of heat/thermal energy and _____ energy.
Step 2: Plants use sunlight to make food. The energy from Step 1 is converted into _______ energy.
Step 3: Food energy is stored in the cow's muscles as ________ energy.
chemical
nuclear
mechanical
or thermal
Step 1: The sun gives off large amounts of heat/thermal energy and _____ energy.
Step 2: Plants use sunlight to make food. The energy from Step 1 is converted into _______ energy.
Step 3: Food energy is stored in the cow's muscles as ________ energy.
chemical
nuclear
mechanical
or thermal
Step 1: The sun gives off large amounts of heat/thermal energy and _____ energy.
Step 2: Plants use sunlight to make food. The energy from Step 1 is converted into _______ energy.
Step 3: Food energy is stored in the cow's muscles as ________ energy.
chemical
nuclear
mechanical
or thermal
Step 1: Coal is used as fuel in a power plant. This is _____ energy.
Step 2: The coal burns, causing the water to boil. The boiling water is converted to steam. The energy from Step 1 is converted into _______ energy.
Step 3: High-pressure steam spins the turbine. The energy from Step 1 is converted into _______ energy.
thermal
chemical
mechanical
Step 1: Coal is used as fuel in a power plant. This is _____ energy.
Step 2: The coal burns, causing the water to boil. The boiling water is converted to steam. The energy from Step 1 is converted into _______ energy.
Step 3: High-pressure steam spins the turbine. The energy from Step 1 is converted into _______ energy.
thermal
chemical
mechanical
Step 1: Coal is used as fuel in a power plant. This is _____ energy.
Step 2: The coal burns, causing the water to boil. The boiling water is converted to steam. The energy from Step 1 is converted into _______ energy.
Step 3: High-pressure steam spins the turbine. The energy from Step 1 is converted into _______ energy.
thermal
chemical
mechanical
Step 1: You plug your hair dryer into an electrical outlet, which provides it with _____ energy.
Step 2: When you turn the hair dryer on, the motorized fan turns on and spins. The energy from Step 1 is converted into _______ energy.
Step 3: The heat from the hair dryer dries your hair. The energy from Step 2 is converted into ________ energy.
mechanical
thermal
electrical
Step 1: You plug your hair dryer into an electrical outlet, which provides it with _____ energy.
Step 2: When you turn the hair dryer on, the motorized fan turns on and spins. The energy from Step 1 is converted into _______ energy.
Step 3: The heat from the hair dryer dries your hair. The energy from Step 2 is converted into ________ energy.
mechanical
thermal
electrical
Step 1: You plug your hair dryer into an electrical outlet, which provides it with _____ energy.
Step 2: When you turn the hair dryer on, the motorized fan turns on and spins. The energy from Step 1 is converted into _______ energy.
Step 3: The heat from the hair dryer dries your hair. The energy from Step 2 is converted into ________ energy.
mechanical
thermal
electrical
Electrical Energy used by this stove is transferred to _____ Energy.
When you eat pizza, the Chemical Energy in it is transformed to _____ Energy in your body
Mechanical
or thermal
The fan uses Electrical Energy and it is transformed to _____ Energy.
What is the energy transformation for this drummer?
What kind of energy does this plasma tv need to turn on?
The chemical energy in the batteries travels through wires and then turns into sound in which a student can listen to music. Which best describes the energy transformations that takes place in the music player?
Which statement best describes the energy of a roller coaster as it slows down while traveling to the top of the coaster?
The coaster cart gains both kinetic and potential energy.
The coaster cart gains kinetic energy and loses potential energy.
The coaster cart loses kinetic energy and gains potential energy.
The coaster cart loses both kinetic and potential energy.
A teacher heats up their lunch in the microwave. What energy transformations occur between the microwave and the food?
Electrical to light to chemical
Chemical to thermal to light
Electrical to electromagnetic to thermal
Electrical to electromagnetic to chemical
The diagram shows how a steam engine in a train works. Which description of the energy conversions in the process is correct?
The chemical energy in the coal is converted to thermal energy, which is then converted to mechanical energy.
The mechanical energy in the coal is converted to electrical energy, which is then converted to thermal energy.
The electrical energy in the coal is converted to mechanical energy, which is then converted to thermal energy.
The thermal energy in the coal is converted to electrical energy, which is then converted to mechanical energy.
Which answer choice correctly describes the roller coaster's kinetic and potential energy?
The coaster has more potential energy at point 3 than at point 4.
The coaster has more kinetic energy at point 3 than point 2.
The potential and kinetic energy of the coaster are equal at point 4.
The potential and kinetic energy of the coaster are the greatest at point 1.
A rock falls off a cliff that is 100m above the ocean. If no air resistance is present, during the fall there will be a decrease in the rock's -
gravitational potential energy
total mechanical energy
kinetic energy
momentum
