The sun. But at the center of our galaxy (Milky Way) is a supermassive black hole called Sagittarius A- star
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Answer:
ask in english.............
Explanation:
Answer:
service or tourism industries
Explanation:
The majority of the people in South America are working in the service and tourism industries. The continent in general is very attractive for tourists, and there's hundreds of millions of tourists each year, so it is no wonder that the service and tourist industries have a lot of employees. South America has a very interesting culture, beautiful nature, lot of well preserved ancient architecture, world renowned manifestations, great weather, long beaches, festivals, the largest rainforest in the world. This attracts people of with all sorts of interests in the South America, which is helping the economy of the continent immensely.
Answer:
Fusion
Explanation:
Supernova Definition:
The supernova occurs after fusion begins to pile up iron in the high-mass star's core. Because iron fusion cannot release energy, the core cannot hold off the crush of gravity for long. In the instant that gravity overcomes degeneracy pressure, the core collapses and the star explodes.
Fun Fact!
Approximately one supernova occurs every second. Supernova happens more often than you might think: One occurs somewhere in the universe every second!
