The Electromagnetic Spectrum Flashcards
State the order of the electromagnetic spectrum with the longest wavelength component first.
Radio, Microwave, Infrared, Visible, Ultraviolet, X-Ray, Gamma Ray
State what happens to frequency as wavelength increases in the electromagnetic spectrum.
Frequency decreases.
State which colour in the visible section has the largest wavelength.
Red
State which colour in the visible section has the largest frequency.
Violet
State a detector of Radio waves.
Aerial
State a detector of Microwaves.
Aerial
State a detector of Infrared.
photodiode
State a detector of the visible spectrum.
Photographic Film
State a detector of Ultraviolet waves.
Fluorescent chemicals
State a detector of X-Rays.
Photographic Film
State a detector of Gamma Rays.
Geiger Tube and Counter
State a source of Radio waves.
Electrical circuits/stars
State a source of Microwaves.
Electrical circuits/stars
State a source of Infrared.
All hot objects/stars
State a source of the visible spectrum.
Stars
State a source of Ultraviolet waves.
Stars
State a source of X-Rays.
Man-made sources/some stars
State a source of Gamma Rays.
Nuclear decay/Cosmic rays
State a use of Radio waves.
Communication
State a use of Microwaves.
GPS or Satellite Communication
State a use of Infrared.
Night Vision/Remote Controls
State a use of the visible spectrum.
Laser Surgery/Photography
State a use of Ultraviolet waves.
Treating Skin Conditions/Sterilising Medical Instruments
State a use of X-Rays.
Detecting broken bones
State a use of Gamma Rays.
Radioactive Tracers/Treatment of Cancer
State what happens to wave energy as frequency increases in the electromagnetic spectrum.
Energy increases
