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Stars & EM Spectrum

Apparent Magnitude a property that describes how bright the star looks to an observer on Earth
Blue Star This is the hottest type of star
Absolute magnitude describes the true brightness of a star, if they were all viewed from the same distance
Yellow Star This is type of star has a medium temperature
Radiation Zone part of the Sun where energy travels from the center of the sun to the surface
Convection Zone The surface layer of the Sun where hot gas rises to the surface, then cools and sinks
Core The part of the Sun where nuclear fusion combines hydrogen atoms into helium.
Red Star This is the coolest type of star.
Corona A part of the Sun's atmosphere that is visible during an eclipse.
Solar Flare A bright sudden eruption of hot hydrogen gas in the sun's atmosphere.
Sun Spot A relatively cool area on the sun's photosphere
Prominence A glowing loop of gas which erupts from the surface of the sun.
Electromagnetic Spectrum The way we classify wavelengths of energy
Radio wave The weakest wave, with the longest wavelength. Used for Wifi.
Microwave Used to send cell-phone signals and cook food
Infrared Heat. Used in thermal photography
Visible Light The wavelengths of energy that you can see. Red, orange, yellow, green, blue, indigo, & violet.
Ultra Violet The rays from the sun that can give you sunburn, skin cancer, & cataracts
X-Rays These waves pass through skin and muscle, allowing us to take pictures of bones.
Gamma Rays The strongest waves with the shortest wavelength. Given off by nuclear reactions.
Created by: Stszerdy