Collapsar

High school (ages 12+)
Space & Astronomy

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/collapsar

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the model for?Long-duration gamma-ray bursts (GRBs)
2. What is the progenitor star characteristics?Rapidly rotating, very massive star (typically > 20-25 solar masses)

Relativistic Jets: Collimated beams of plasma ejected at speeds approaching the speed of light.
Accretion Disk: A rotating disk of gas and dust orbiting a central object, like a black hole.
Nucleosynthesis: The process by which new atomic nuclei are created from pre-existing nucleons and nuclei.
Supernova: A powerful and luminous stellar explosion that occurs during the final evolutionary stages of a massive star or when a white dwarf is triggered into runaway nuclear fusion.