REVIEW ENERGY TRANSFORMATION

Which is the best example of kinetic energy?

• A car sitting on top of a hill

• A skateboard on the sidewalk

• A wagon rolling down a hill

• A powerwheel parked in the yard

A lamp that plugs into a wall socket draws energy which flows through a thin wire in the bulb causing it to glow. What energy transformations are taking place?

• chemical → light → electrical
• mechanical → sound → light
• thermal → solar → electrical
• electrical → thermal → light

What is the energy transformation?

• Mechanical to Kinetic to Sound
• Mechanical to Electrical to Light
• Electrical to Thermal to Mechanical
• Kinetic to Sound to Potential

The Electrical Energy of the stove is transferred to _____ Energy.

• Solar
• Thermal
• Potential
• Electrical

The diagram shows a circuit with the bulb glowing. How does the energy change as it moves from inside the battery, along the wires, and through the light bulb?

• electrical → light → chemical
• light → electrical → chemical
• chemical → electrical → light
• chemical → light → electrical

The process of changing energy from one form to another.

• transmission

• transportation

• transformation

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

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