Sound, Light, Waves

Front

What is wave frequency measured in?

Back

Hertz.

Front

Sound travels as a ___________ wave.

Back

Longitudinal.

Front

What is any reflecting surface known as?

Back

Mirror.

Front

If you see an object as orange, what does it mean?

Back

It is reflecting orange light and absorbing all other colors.

Front

Sound intensity is measured in units called ________ named after Alexander Graham Bell.

Back

Decibels.

Front

What is a wave?

Back

A disturbance that transfers energy through space or matter.

Front

What is the speed of sound in air at room temperature?

Back

Approximately 343 meters per second.

Front

What is the difference between longitudinal and transverse waves?

Back

Longitudinal waves have particle movement parallel to wave direction, while transverse waves have particle movement perpendicular.

Front

What is a lens?

Back

A transparent object that refracts light to converge or diverge rays.

Front

What is the visible spectrum?

Back

The range of light wavelengths that can be seen by the human eye.