Energy Transformations

Electrical Energy is transferred to _____ Energy.

• Thermal
• Solar
• Electrical
• None

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

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

Name the energy transformations taking place when I plug in my radio and it begins playing.

• Thermal to mechanical to electrical
• Radiant to chemical
• Electrical to sound

What is Energy?

• The transfer energy when a force is applied over a distance.
• The ability to cause change or the ability to do work.
• The energy of an object has because of its motion.

What kind of energy does this device use?

• Chemical
• Electrical
• Thermal
• Chemical