Energy Transformations in Flashlights

What type of energy is stored in a flashlight battery before it is turned on?

• Light energy

• Chemical energy

• Electrical energy

• Thermal energy

When a flashlight is turned on, what is the first type of energy transformation that occurs?

• Electrical energy to light energy

• Chemical energy to electrical energy

• Light energy to thermal energy

• Thermal energy to chemical energy

Which of the following best describes the energy transformation in a flashlight when it is turned on?

• Light energy to chemical energy to electrical energy

• Chemical energy to light energy to electrical energy

• Chemical energy to electrical energy to light energy

• Electrical energy to chemical energy to light energy

What is the final form of energy produced by a flashlight when it is turned on?

• Chemical energy

• Electrical energy

• Light energy

• Thermal energy

Which part of the flashlight is responsible for converting electrical energy into light energy?

• Battery

• Switch

• Bulb

• Wire

In a flashlight, what role does the battery play in the energy transformation process?

• It converts light energy to chemical energy.

• It stores chemical energy.

• It converts electrical energy to light energy.

• It stores light energy.

What happens to the chemical energy in a flashlight battery when the flashlight is turned on?

• It is destroyed.

• It is converted into electrical energy.

• It remains unchanged.

• It is converted into thermal energy.

Which of the following is NOT a type of energy transformation that occurs in a flashlight?

• Chemical energy to electrical energy

• Electrical energy to light energy

• Light energy to chemical energy

• Chemical energy to light energy

What is the primary purpose of the switch in a flashlight?

• To convert chemical energy to electrical energy

• To convert electrical energy to light energy

• To open or close the electrical circuit

• To store chemical energy

Which sequence correctly describes the energy transformation in a flashlight?