Electrical Energy Transformation 5.8B

Electrical Energy is transferred to _____ Energy.

• Thermal
• Solar
• Electrical
• None

Which energy transformation occurs in a toaster?

• chemical to electric
• electric to thermal
• kinetic to chemical
• thermal to potential

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

The picture shows a microwave oven. As a microwave oven is operated, electrical energy is transformed into all of the following types of energy EXCEPT —

• solar
• light
• thermal
• mechanical

The purpose of the panels is to change solar energy into ____________.

• light energy
• electrical energy
• chemical energy
• mechanical energy

A hairdryer converts -- 

• electrical energy into chemical
• electrical energy into thermal
• chemical energy into mechanical
• thermal energy into mechanical

Electrical -> Mechanical -> Sound 

• A triple beam balance measuring an object’s mass
• A pencil sharpener plugged into a wall outlet
• A projector displaying a diagram on the screen
• A working flashlight used to light up a dark corner

What energy is given off when a cell phone rings?

• Sound Energy
• Gravitational Energy
• Thermal Energy
• Nuclear Energy

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