The Electro Magnetic Spectrum

Question 1

How faast does electromagnetic radiation travel at

Answer 1

3 x 10^8 m/s in a vacuum

Question 2

How is frequency measured

Answer 2

speed of light divided by frequency = length of wave
speed of light divided by length of wave = frequency
frequency x length of wave = speed of light

Question 3

what is radiation

Answer 3

electromagnetic waves consisting of rythmically moving electric and magnetic fields travelling at the speed of light

Question 4

List the smallest to largest wavelengths in the electromagnetic spectrum

Answer 4

gamma rays
x rays
ultra violet
visible light
infrared
microwave
radiowave