1. Waves Review & Electromagnetic Waves Introduction
The Seven Types of Electromagnetic Waves
The Colors of Visible Light

2. Electromagnetic Waves
What Causes a Wave?
Review For All Waves
Electromagnetic Waves

3. What does a wave travel through?
Review For All Waves
Electromagnetic Waves
The matter that waves travel through is called the _________.
Some waves, called mechanical waves, __________________ to travel. Other waves don’t.
__________ is an example of a mechanical wave.
Sound travels by ________ the ____________ it is travelling through (its medium). Sound cannot travel through a ___________.
Electromagnetic waves can travel through a ________.
Electromagnetic waves do _____________________to travel.
_____ is an example of an electromagnetic wave.
Light can travel through a ___________ (_________).

4. Electromagnetic Waves
What is the type of wave?
Review For Sound
Electromagnetic Waves
Sound is a _____________ wave.
This means the vibration that produces the sound travels ________________ ____________ as the wave moves.
Electromagnetic (EM) waves are ______________ waves.
This means the vibration that produces the EM wave travels ________________ to the direction the wave travels.
Direction of Travel
Vibration

5. Wavelength & Amplitude for an electromagnetic wave
Amplitude, A
Equilibrium Position
The wavelength, λ, ________________________________________________________.
The amplitude, A, ___________________________________________________________ _____________________.

6. Electromagnetic Waves
Wave speed
Review For Sound
Electromagnetic Waves
Sound travels at a _____________ in the same medium.
This constant speed is called the _____________.
In air sea level) the speed of sound is ___-m/s or ___-mph.
Electromagnetic (EM) waves travel at a _______ _________ in the same medium.
This constant speed is called the ______________, c.
The speed of light in a vacuum is __________-m/s (___________-m/s) or ____________-mi/sec.
____________ travels faster than the speed of light!!!!