Flashcards
Electromagnetic Spectrum
Flashcards do conjunto (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
Informações
- Descrição
- FlashCards sobre Electromagnetic Spectrum, criado por Christine Rucker em 22-11-2019.
- Criado por
- Christine Rucker · nov 2019
- Atualizado
- 25 nov 2019
- Visualizações
- 0
- Avaliação