Wave Vocab

Wave Cycle

Transverse and Longitudinal waves

The Equation

Electromagnetic sectrum

Electromagnetic Spectrum continued . . .

Radiowaves

high wavelength

low frequency

uses: TV and radio

no dangers

Infra-red

high wavelength

low frequency

uses: seeing

dangers: eye danage from bright lights

X-rays

low wavelength

high frequency

uses: medical imagry, security

dangers: cancer

More on the Elctromagnetic spectrum . . .