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Radiation Reveals The Universe's Secrets (X-Ray (Dangerous, Size of an…
Radiation Reveals The Universe's Secrets
Gamma
Size of the nucleus of an atom
Most dangerous type of radiation
Small enough to destroy your DNA
X-Ray
Dangerous
Size of an atom
Can pass through soft tissue, but not bone
Can pass through cavities
Can pass through fractured and broken bones
Ultraviolet
Mostly comes from the sun
Can kill bacteria
Produces vitamin D
Bees and some fish can see ultraviolet radiation
Over exposure increases the chance of skin cancer
Visible
Radiation that can be seen by the human eye
Seen as color
Plants use visible light for photosynthesis
Plants don't like green light
Size of bacteria
Infrared
Invisible to your eye, but can be detected by your skin as heat
Can be used for thermal imaging, night vision, remote control, and seeing images in space
Microwaves
Length of a baseball
Used for communication
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Radiowaves
Length of a football field
Also used for communication
Shift
Red Shift
Light shifts toward the red part of the spectrum
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Blue Shift
Light shifts toward the blue end of the spectrum
Doppler Effect
The wavelength seems to change as you move positions around it
Spectrums
Emission Spectrum
Colored lines on black backround
Absorption Spectrum
Black lines on colored backround
Shine light through gas and a prism