P1 Electromagnetic Waves Flashcards
0
Q
What is the order of the electromagnetic spectrum?
A
Radio waves, microwaves, infrared, light waves, ultraviolet radiation, x-rays and gamma rays
1
Q
What are the 7 types of electromagnetic waves?
A
radio waves, microwaves, infrared waves, visible light, ultraviolet radiation, X-rays, and gamma rays.
2
Q
Which has a longer wavelength, light waves or ultraviolet radiation?
A
Light waves
3
Q
What is the equation to work out the speed of electromagnetic waves?
A
Speed=frequency x wavelength
4
Q
What is the order of the light spectrum? What happens to the wavelength across the spectrum?
A
Red, orange, yellow, green, blue, indigo, violet.
The wavelength increases as you go from red to violet.
5
Q
What is white light?
A
Light that contains all colours of the spectrum.
