Curated OER
Time Intervals
In this time intervals worksheet, students solve 8 problems where they determine the time gamma-ray bursts last, the time black hole micro-flares are emitted, the time coronal mass ejections travel and the days between lunar phases of...
NASA
Nasa: Imagine the Universe: "Nasa Detects One of Closest"
Site provides the article, "NASA Detects One Of Closest And Brightest Gamma Ray Bursts." Provides links to learn more about gamma rays and black holes as well as other resources.