The Electromagnetic Spectrum Flashcards
What are the components in the EM spectrum
- Radio Waves
- Microwaves
- IR
- Light
- UV
- X-Ray
- Gamma
Goes in decreasing wavelength order
All waves travel at the same speed in free space
What are the colors of visible light in the EM spectrum
in order of decreasing wavelength
- Red
- Orange
- Yellow
- Green
- Blue
- Indigo
- Violet
ROY G. BIV
What are the properties of all EM spectrum waves
- They all transfer energy
- They all travel at the speed of light in a vacuum.
- They are all transverse waves.
- They all can be refracted and reflected.
What are some uses of Radio Waves
Communication purposes
What are some uses of Micro Waves
- Cooking Food
- Communication
What are some uses of IR
- Thermal Imaging Cameras
- Cooking Food
- Night Vision
- Remote Controls
What are some uses of Visible Light
- Seeing Things
- Taking photographs
- Sent in Fiber Optics
What are some uses of UV
- For security marking
- Fluorescent bulbs
What are some uses of X-rays
- For medical purposes like looking at the inside of a body
- For security purposes in Airports to check luggage.
What are some uses of Gamma rays
- Sterilizing medical equipment
- Treating Cancer
What are the dangers of Micro Waves
They can cause internal heating of the body tissue if exposed for a long time.
What are the dangers of IR
They can cause skin burns
What are the dangers of UV
- They can cause skin burns
- They can cause eye damage
- They can cause skin cancer
What are the dangers of X-rays
- Mutations
- Cell damage
- Cancer
What are the dangers of Gamma
- Mutations
- Cell Damage
- Cancers
