1. Electromagnetic Waves

2. Electromagnetic Waves
Waves that consist of electric and magnetic fields that vibrate at right angles to one another.
Radiation- the transfer of energy as electromagnetic waves.
Travel without a medium

3. Electromagnetic Spectrum
All of the frequencies of wavelengths of electromagnetic radiation.

4. Visible Light
A very narrow range of wavelengths and frequencies in the electromagnetic spectrum that human can see.

5. Electromagnetic Spectrum Activity
You and your partner are going to create your own diagram of the electromagnetic spectrum on a sentence strip.
Draw a line with decreasing wavelength and increasing frequency.
For each classification of electromagnetic waves:
describe the type of wave
Specify the range of wavelengths
Draw a picture.
Use pages to gather information.

7. Interactions of Light Waves

8. Practice Question
List at least two ways that you can determine the wavelength of a wave.