Exploring Black Holes: From Stellar to Supermassive

The video explains the life cycle of massive stars, which end in a supernova explosion. It introduces supermassive black holes, which can have masses over a million times that of the Sun, and are believed to exist at the center of every galaxy. The video highlights Sagittarius A, the supermassive black hole at the center of the Milky Way, with a mass of about 4 million Suns.

What happens when a massive star collapses?

• It becomes a planet.

• It disappears completely.

• It forms a new star.

• It causes a supernova.

What is the term used for the largest black holes?

• Colossal black holes

• Supermassive black holes

• Mega black holes

• Giant black holes

How many times larger can supermassive black holes be compared to the sun?

• 10,000,000 times

• 1,000,000 times

• 10,000 times

• 100,000 times

Where is the supermassive black hole located in a galaxy?

• Near the top

• At the edge

• In the middle

• At the center

What is the name of the supermassive black hole at the center of the Milky Way?

• Orion B

• Sagittarius A

• Pegasus C

• Andromeda A