Energy Transformation 5th grade

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

Mechanical Energy is transferred to _____ Energy.

• Solar
• Mechanical
• Electrical
• Potential

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

A cellphone is an object that uses __________ to function.

• heat energy that is converted to both sound and light energy

• the chemical energy of a battery that creates gravitational force as you hold the phone out to your friend

• chemical energy of a battery transformed to electrical energy in the phone to create sound energy

• light energy that is stored by a battery and then converted back to light and thermal energy