Waves Review

Front

A decibel measures the ______ of a sound

Back

relative intensity

Front

The amplitude of a wave is

Back

displacement from its state of rest.

Front

If a 60-dB sound increases to an intensity of 70 dB, about how much louder is the sound?

Back

10 x

Front

A sound with a large amplitude will transmit a

Back

lot of energy

Front

A denser medium will generally make a sound wave travel

Back

faster

Front

What are the colors of the visible spectrum? Options: White, red, yellow, green, blue, violet; White, red, yellow, green, blue violet, ultraviolet; Red, orange, yellow, green, blue, violet; Red, yellow, green blue, violet, ultraviolet

Back

Red, orange, yellow, green, blue, violet

Front

When white light shines on a film and violet light is transmitted through the film, the film

Back

absorbed all the colors except violet from the white light.

Front

Which material transmits the most visible light? Options: Sunglass lens, Mirror, Clear glass, Black cloth

Back

Clear glass

Front

Which material reflects the most visible light? Options: Sunglass lens, Mirror, Clear glass, Black cloth

Back

Mirror

Front

A reflected wave will

Back

reflect at an angle equal to the incident angle.