Web1 : a sphere of light or radiance 2 : the luminous surface layer of the sun or a star photospheric ˌfō-tə-ˈsfir-ik -ˈsfer- adjective Example Sentences Recent Examples on the Web The plume created shocks and pulsations that triggered an eruption, peeling off a chunk of the star’s outer shell called the photosphere. WebThe temperature at the visible surface is about 5,800 K but drops to a minimum about 4,000 K at approximately 500 kilometres above the photosphere. The density, about 10 −7 …

What Is A Sunspot And A Solar Flare? - Farmers

WebApr 11, 2024 · A sunspot is a cooler area on the Sun’s surface (the photosphere) that appears darker because it emits less light than the surrounding areas. A sunspot’s average temperature is about 8,000°F (4,400°C) while the Sun’s photosphere is approximately 11,000°F (6,100°C). But make no mistake about it: If you could somehow lift a sunspot off ... WebThe temperature of the photosphere is around 5,500 °C (9,900 °F), which is much cooler than the Sun's core. Most of the light energy produced in the Sun’s core escapes from the … toughie 2727

Sun - Solar atmosphere Britannica

WebOct 10, 2012 · It reaches from the surface visible at the center of the solar disk to about 250 miles (400 km) above that. The temperature in the photosphere varies between about … WebIt's simple. Step 1: Look at the sun. Galileo did this using a primitive telescope; Mrs. Phillips's students use the internet. Step 2: Sketch the sunspots. Step 3: Repeat daily. After only a … WebSince 2014, these spectrometers are commercially available under the model designation Bruker EM27/SUN. Column-averaged abundances of carbon dioxide, methane and water … toughie 2744