Types of EM waves
Force Fields
Wave terms
Random Questions
Radio
100
this wave is given off by warm objects
infrared


100
This type of force field surrounds the earth and keeps the moon in orbit.
 gravitational 
100
This is required for mechanical waves, but not for electromagnetic waves. 
medium
100
This causes electromagnetic waves to form.
movement of charged particles and their force fields
100
This is why radio waves are used for telecommunication. 



They are not harmful to humans and can travel through walls and windows. 
200
This wave type can travel through human skin and muscle



x rays
200
This type of force field surrounds the ends of magnets. 


*Daily Quad

magnetic
200
This is the highest point on a wave. 


crest
200
The energy produced by an electromagnetic wave is called this. 
radiant energy
200
This is what AM Radio does to send different sounds to your home radio.  
Amplitude modulation
300
This wave type can by used to kill cancerous cells in a tumor. 
gamma rays
300
This type of force field surrounds charged particles. 
Electric
300
This is the lowest point on a wave. 
trough
300
All electromagnetic waves move at 300,000km/s.  This is also known as this. 



speed of light
300
This is what FM Radio does to send certain sounds to your home radio. 


* Daily Quad

Frequency modulation
400
This wave type can be used to transfer tv and radio broadcasts.
radio waves
400
These types of force fields make up electromagnetic waves. 



electric and magnetic fields
400
This is distance from crest to crest. 
wavelength
400
This chart displays all the frequencies of electromagnetic waves. 


*Daily Triple

electromagnetic spectrum
400
Radio waves send signals to satellites.  Satellites orbit the earth, but hover above one geographical location.  This type of orbit is known as this. 
geosynchronous orbit
500
This wave type can heat your food and transfer your cellular communications. 


**Daily Triple

microwaves
500
A charged particles force field repels and attracts other particles.  This type of particle would be repelled by an electron force field. 
protons or positive charges
500
This is the number of wavelengths that pass a given point in one second. 


*Daily Quad

frequency
500
This causes gamma rays. 
the fusion or fission of an atom
500
This is why radio waves do not get crossed. 
Each station has their own frequency
M
e
n
u