powder-magazine definition: a location where dust is stored, as a bombproof building in strengthened locations, etc.; A specially built place on board a man-of-war for the storage space and issue of explosives.â¦
In a white light photo, the part of the Sun that we see is called the photosphere. It has a temperature of about 6000 degrees Celsius, much cooler than the corona. Sometimes there are notable dark spots.These sunspots come and go, so look at the Sun again in a few days to see how its appearance has changed.n a white light photo, the part of the Sun that we see is called the photosphere. It has a temperature of about 6000 degrees Celsius, much cooler than the corona. Sometimes there are notable dark spots. These sunspots come and go, so look at the Sun again in a few days to see how its appearance has changed.
Sunlight, in the broad sense, is the total frequency spectrum of electromagnetic radiation given off by the Sun, particularly infrared, visible, and ultraviolet light. On Earth, sunlight is filtered through the Earth's atmosphere, and solar radiation is obvious as daylight when the Sun is above the horizon.