EM Spectrum Flashcards
What are some advantages of Infra Red?
Heating food, treating muscle injuries and can find things if they give off heat
What is used to detect radio waves?
An aerial/antenna
What do you use to detect X-Rays?
Photographic film
What are Gamma Rays used for?
Gamma rays can cure tumours and are used as tracers
What is used to detect Gamma rays?
A Geiger Muller tube (GM tube)
What are the advantages of Ultraviolet?
Tanning, curing vitamin d deficiency and identifying security markings on banknotes
A disadvantage of Ultraviolet
It can give you skin cancer
What is another word for Infra Red?
Heat/Heat radiation
What are radio waves used for?
Radios and televisions
2 Examples of longitudinal waves
Sound and Ultrasound waves
3 examples of transverse waves?
Gamma Rays, Ultraviolet, Infra Red, Microwaves, Radio waves, X-Rays, Visible Light
All radiations in the EM spectrum from longest to shortest wavelength
Radio, Microwave, Infrared, Visible, Ultraviolet, X-Ray, Gamma
(RMIVUXG)
What speed to all EM radiations travel at?
300,000,000 (3*10^8) ms-1
The speed of light
What are Microwaves used for?
Cooking food and Communications
Advantages of X-Rays
Detecting broken bones, scanning luggage at an airport and checking for flaws in metal
