ENERGY TRANSFORMATION

Which statement describes the energy changes that occur when water in a tea kettle is heated on a stove that uses natural gas?

• Chemical energy to thermal energy to sound energy

• Thermal energy to sound energy to light energy

• Electrical energy to thermal energy to sound energy to light energy

• Light energy to chemical energy to kinetic energy to sound energy

Tags

112.18.b.9.C

A teacher rubbed a match against a piece of sandpaper. The match started to burn. Which statement best describes the energy changes that occurred?

• The chemical energy stored in the match changed to thermal energy and light energy

• The thermal energy stored in the match changed to light energy and chemical energy

• The light energy and thermal energy stored in the match changed to mechanical energy

• The light energy and thermal energy stored in the match changed to chemical energy

Tags

112.18.b.9.C

This appliance dries clothes primarily by converting -

• electrical energy to heat and mechanical energy

• mechanical energy to heat and electrical energy

• electrical energy to heat and light

• mechanical energy to heat and vaporization

Tags

112.18.b.9.C

What energy transformations occur when a solar panel is used to power a fan?

• Light energy to electrical energy to mechanical energy

• Electrical energy to light energy to mechanical energy

• Mechanical energy to electrical energy to light energy

• Light energy to mechanical energy to electrical energy

What energy transformations occur when a flashlight is turned on?

• Chemical energy to electrical energy to light energy

• Electrical energy to chemical energy to light energy

• Light energy to electrical energy to chemical energy

• Electrical energy to light energy to chemical energy

What energy transformations occur when a wind turbine is spinning?

• Mechanical energy to electrical energy

• Electrical energy to mechanical energy

• Thermal energy to mechanical energy

• Chemical energy to mechanical energy

Electrical energy is transferred to _____ Energy.

• Solar

• Thermal

• Chemical

• Electrical

Solar energy is transferred to _____ energy.

• Mechanical

• Solar

• Sound

• Electrical

Electrical energy is transferred to _____ energy.

• Thermal

• Solar

• Electrical

• None

Chemical energy in the car is transferred to _____ energy in the car.

• Thermal

• Solar

• Mechanical

• Chemical