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wavelength is 10 nm to 400 nm

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Wavelength: 1 mm to 100 km
Frequency: 300 GHz to as low as 3kHz
Velocity: The same as light (300,000 meters per second )

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can be used to kill bacteria.

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Can be used in telephone communication, navigation, and entertainment technologies
Mainly used in satellites

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can be used for cooking.

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Microwaves can be used to heat up food in microwave ovens. They can also transmit phone cells and they can be used in radars.

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- to study human's and animal's body temperatures
- used for night vision cameras
- sometimes used to heat food
- shorter wavelengths are used by your TVs remote control

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used to kill bacteria and cancerous cells.

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can be used in crime scenes to find finger prints, foot prints, and physiological fluids

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are used for fixed and mobile radio communication

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they have the lowest frequencies.

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Radio waves are found on the far left of the electromagnetic spectrum. They also have the shortest frequency and the longest wavelength.

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Wavelength from 1 mm to 100 km
Frequency from 300 GHz to as low as 3kHz

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is used to heat up food.

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help with colds, fatigue and exhaustion of the human body
Wavelength is 700 nanometers and the frequency is from 430 Thz to 300 Ghz

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A man named Percy discovered microwaves while working outside one day and found a piece of melting chocolate in his pocket.

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Radio waves are not sound waves as people think but are one of humans greatest discoveries.

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Light bulbs are a form of visible light wave

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can be used to check for broken bones.

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can be used to ionize living tissue.

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microw waves are proven to kill brain cell. but are relativley safe if maintaind

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used in some Infared scopes the military uses them for seeking targets in the night