Energy Transformations Quiz

The process of changing energy from one form to another

• Transfer

• transmission

• Transportation

• transformation

The law of conservation of energy states that energy can neither be destroyed nor created. According to this law which of these equations if correct?

• E=mc2

• KE = PE

• Energy in = energy out

• Energy in = power in

Select all that are Kinetic Energy

• Mechanical

• Nuclear

• Thermal

• Sound

Mechanical, Radiant, Electrical, thermal, and Sound are all forms of Kinetic Energy

• True

• False

Mechanical, Chemical, Nuclear, and Electrical are all forms of potential energy

• True

• False

Select all that are forms of potential energy

• Chemical

• Radiant

• Sound

• Nuclear

Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?

• Chemical to light
• Electrical to chemical
• Electrical to light
• Chemical to electrical

Which of the following devices transforms electrical energy into mechanical energy?

• An e-reader
• a fan
• a manual pencil sharpener
• ipod

Energy transformations occur when...

• energy is created through conduction
• energy changes from one form to another
• two forces slide together that are touching
• a chemical reaction takes place

What machine changes electrical energy into light and sound energy?

• battery
• lightbulb
• alarm clock
• apple