Unit 1 Chapter 2 Energy Conversions

Energy can be changed or converted from one form to another by an _____.

• kinetic energy

• energy convertor

• thermal energy

• sound energy

A radio converts electrical energy into _____.

• sound energy

• kinetic energy

• thermal energy

• chemical energy

When you clap your hands, you convert kinetic energy to _____.

• thermal energy

• chemical energy

• sound energy

• electrical energy

When you rub your hands together, you convert kinetic energy to _____.

• electrical energy

• sound energy

• kinetic energy

• thermal energy

A blow dryer converts electrical energy into _____, _____, and _____ energy.

• light, thermal, and sound

• chemical, thermal, and kinetic

• thermal, kinetic, and sound

• thermal, kinetic, and light

A flashlight converts electrical energy into _____ and _____ energy.

• sound and light

• light and thermal

• thermal and kinetic

• kinetic and light

Batteries in a radio convert stored chemical energy to _____ and _____ energy.

• light and thermal

• electrical and light

• thermal and sound

• electrical and sound

Burning wood converts chemical energy into _____ and _____ energy.

• thermal and light

• light and electrical

• chemical and thermal

• electrical and light

An _____ is a machine that converts or changes electrical energy to another form of energy.

• energy converter

• electrical energy

• electrical device

Every time energy is converted from one form to another, some _____ is produces, whether or not it is the intended outcome.

• light energy

• thermal energy

• chemical energy

• electrical energy