Energy Transformations

Which kind of energy change occurs when a candle is burning?

• Chemical to light.

• Light to electrical.

• Solar to heat.

• Chemical to electrical.

Which type of energy transformation occurs when a flashlight shines?

• chemical → thermal → electrical

• chemical → electrical → light

• thermal → chemical → light

• chemical → electrical → chemical

Which of the following best describes the energy transformations that occur when a flashlight that runs on batteries is turned on?

• chemical → light → electrical

• electrical → light → chemical

• light → electrical → chemical

• chemical → electrical → light

What energy transformations take place when a battery-operated radio is in use?

• Electrical to chemical to light

• Sound to chemical to mechanical

• Chemical to electrical to sound

• Light to electrical to thermal

A television works by transforming electrical energy into what other kinds of energy?

• Light, thermal, and sound

• Thermal, chemical, and solar

• Sound, mechanical, and electrical

• Light, chemical, and mechanical

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

According to the Law of Conservation of Energy, energy cannot be _________ or ____________. 

• destroyed, destroyed

• created, saved

• created, destroyed

• lost, found

what type of energy is stored in a battery?

• electrical

• chemical

• thermal

• mechanical

Mechanical Energy is transferred to _____ Energy.

• Solar

• Mechanical

• Electrical

• Potential

Which energy transformation occurs in a toaster?

• chemical to electric

• electric to thermal

• kinetic to chemical

• thermal to potential