Energy Transformations

Energy is

• the ability to do work

• a type of food

• a form of currency

• a unit of time

Mechanical energy is

• energy of motion

• energy of position

• energy of sound

• energy of light

Light energy is

• energy we can see

• a type of sound

• a form of matter

• a kind of taste

Thermal energy is

• heat energy

• energy we can see

• energy we can hear

• kinetic energy

Sound enrgy is

• energy we can hear

• energy we can see

• a form of taste

• heat energy

Electrical energy is

• energy of charged particles

• heat energy

• energy of motion

• a type of biological process

Which of the following devices needs to transform electrical energy to sound energy to perform its main function?

• Stove

• Radio

• Lamp

• Dishwasher

Which of the following types of energy are produced by a fan? Choose TWO answers.

• Mechanical

• Electrical

• Light

• Thermal

• Sound

What type of energy transformations happen when using a flashlight? Read carefully and choose the BEST answer.

• Electrical to light to sound

• Chemical to electrical to light

• Mechanical to light to electrical

• Electrical to chemical to light

What is the energy transformation?

• Kinetic to Mechanical and Electrical
• Chemical to Thermal and Electromagnetic (light)
• Electromagnetic to Chemical and Electrical
• Kinetic to Sound and Chemical