Quiz about Energy Transformations

Question 1

Identify the energy transformation: Rubbing your hands together on a cold winter day

Accepted Answer

kinetic energy to thermal energy

Answer

thermal energy to kinetic energy

Answer

kinetic energy to potential energy

Question 2

Identify the energy transformation: Using a toaster oven

Accepted Answer

electrical energy to thermal energy

Answer

thermal energy to electrical energy

Answer

chemical energy to thermal energy

Question 3

Identify the energy transformation: Running a marathon

Accepted Answer

chemical energy to kinetic energy

Answer

mechanical energy to kinetic energy

Answer

potential energy to kinetic energy

Question 4

Identify the energy transformation: Playing the piano

Accepted Answer

mechanical energy to sound energy

Answer

potential energy to sound energy

Answer

sound energy to mechanical energy

Question 5

Identify the energy transformation: A glowing firefly

Accepted Answer

chemical energy to light energy

Answer

electrical energy to light energy

Answer

heat energy to light energy

Question 6

Identify the energy transformation: Mowing the lawn with a gas powered mower

Accepted Answer

chemical energy to sound & mechanical energy

Answer

kinetic energy to chemical energy

Answer

potential energy to mechanical energy

Question 7

Identify the energy transformation: A wind turbine's blades rotating to generate electricity

Accepted Answer

kinetic energy to electrical energy

Answer

electrical energy to kinetic energy

Answer

chemical energy to sound energy

Question 8

Photosynthesis transforms electromagnetic energy from the sun into what form of energy?

Accepted Answer

chemical

Answer

thermal

Answer

mechanical

Question 9

A battery operated alarm clock waking you up in the morning is what type of energy transformation?

Accepted Answer

chemical to sound

Answer

potential to sound

Answer

mechanical to sound

Question 10

Which of the following is a conversion from chemical to heat and light energy?

Accepted Answer

burning a candle

Answer

battery operated toy car moving

Answer

solar panel powering a house

Question 11

Which law states that energy cannot be created or destroyed?

Accepted Answer

Law of Conservation of Energy

Answer

Law of Conservation of Matter

Answer

Newton's First Law

Question 12

Energy is measured by what unit?

Accepted Answer

Joules

Answer

jewels

Answer

hours

Question 13

When a lamp is plugged in, electrical energy is transformed into what TWO other forms of energy?

Accepted Answer

heat

Accepted Answer

light

Answer

mechanical

Answer

sound

Question 14

Mechanical energy is

Accepted Answer

the sum of kinetic and potential energy.

Answer

the energy built up before being in motion.

Answer

the energy released in a chemical reaction.

Answer

the energy of motion.

Question 15

When batteries are used, this is an example of what type of energy?

Accepted Answer

chemical

Answer

electrical

Answer

thermal

Answer

mechanical

Question 16

If you eat an apple, your body digests the apple to provide your body energy. Eating the apple is an example of

Accepted Answer

chemical energy.

Answer

nuclear energy.

Answer

electromagnetic energy.

Answer

sound energy.

Question 17

The electric energy coming from the stove is transformed into what form of energy?

Accepted Answer

Thermal

Answer

Solar

Answer

Potential

Answer

Electrical

Question 18

When does an object have more potential energy?

Accepted Answer

When an object is at a higher level with more room to fall downward

Answer

When an object is flat

Answer

When an object attempts to travel from a lower to higher point

Question 19

Select the example in which electrical energy is transformed into light energy.

Accepted Answer

A television is plugged in and turned on.

Answer

A musician sits down and plays the piano.

Answer

A dog runs across the yard.

Answer

The wind causes a windchime to make a sound.

Question 20

Select the example in which chemical energy is transformed into kinetic energy.

Accepted Answer

Gasoline powers a car to travel down the highway.

Answer

A lightbulb comes on after a switch is flipped.

Answer

A tired student sleeps in class.

Answer

Water flows from a river into the ocean.

Question 21

Select the example in which kinetic energy is transformed into electrical energy.

Accepted Answer

A wind turbine generates power for a small town.

Answer

A photographer snaps photos at the ballgame.

Answer

A microphone is used during a ceremony to allow the audience to hear better.

Answer

A light switch is turned off.

Question 22

Identify the form of energy: A form of electromagnetic radiation

Accepted Answer

light

Answer

mechanical

Answer

sound

Answer

electrical

Question 23

Identify the form of energy: Warmth from the sun

Accepted Answer

thermal/heat

Answer

light

Answer

electrical

Answer

mechanical

Question 24

Identify the form of energy: Talking or singing

Accepted Answer

sound

Answer

light

Answer

mechanical

Answer

thermal/heat

Question 25

Identify the form of energy: A rock sitting on the edge of a cliff

Accepted Answer

mechanical

Answer

sound

Answer

light

Answer

thermal/heat

Question 26

Select the type of energy that is NOT potential.

Accepted Answer

thermal energy

Answer

chemical energy

Answer

elastic energy

Answer

nuclear energy

Question 27

Select the type of energy that is NOT kinetic.

Accepted Answer

nuclear

Answer

thermal energy

Answer

electric

Answer

sound energy

Question 28

What happens as a rollercoaster goes from the HIGHEST point downhill to the lowest point?

Accepted Answer

Kinetic energy increases as potential energy decreases.

Answer

Both PE and KE decrease.

Answer

Potential energy increases as kinetic energy decreases.

Answer

Both PE and KE increase.

Question 29

Only one energy transformation can take place at a time.

Accepted Answer

FALSE

Answer

TRUE

Question 30

A compressed spring would be an example of what type of energy?

Accepted Answer

elastic energy

Answer

electrical energy

Answer

thermal energy

Answer

chemical energy

Energy Transformations

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