Flashcards
Electromagnetic Spectrum
Cards in this deck (7)
- 1Electromagnetic Spectrum7 types
- 2Radio WavesUsed to send radio & television signals
Largest wavelength
Lowest frequencies
- 3MicrowavesRadio waves that are smaller than 30 cm
Used for cell phones
Causes water molecules to move and flip incredibly fast
More powerful than normal large radio waves
Creates heat
- 4Infrared WavesLarger frequencies & smaller wavelengths than radio waves
Commonly called heat waves
People absorb
Send IR
- 5UltravioletThe next highest frequency
Causes skin cancer
Causes skin to produce vitamin D
Kills bacteria
Earth’s ozone protects us from UV light
- 6X-RaysSecond highest frequency
Second most dangerous
Can penetrate through humans skin and muscles
Are used at airports
Kill human cells
Can kill cancer cells
- 7Gamma RaysMost powerful
Highest frequency out of all waves
Produced by nuclear reactions
Used to sterilize food
Information
- Description
- Flashcards on Electromagnetic Spectrum, created by Christine Rucker on 22/11/2019.
- Created by
- Christine Rucker · Nov 2019
- Updated
- Nov 25, 2019
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