Energy Mastery quiz 2

What is the energy transformation that occurs in an electric pencil sharpener?

• mechanical energy to electrical energy

• electrical energy to mechanical energy

• radiant energy to sound energy

• chemical energy to mechanical energy

Toasting bread in a toaster would be ​ (a)   ​ (b)   energy to ​ (c)   ​ energy

• transforming
• electrical
• heat

Energy cannot be ​ (a)   or ​ (b)   just ​ (c)   .

• created
• destroyed
• transformed

Solar Energy is transferred to _____ Energy.

• Mechanical
• Solar
• Sound
• Electrical

Electrical Energy is transferred to _____ Energy.

• Thermal
• Solar
• Electrical
• None

What is the energy transformation?

• Chemical to Electrical to Light

• Mechanical to Electrical to Light

• Electrical to Thermal to Mechanical

• Kinetic to Sound to Potential