What is a Black Hole? скачать в хорошем качестве

What is a Black Hole?

In this episode, find out how what a black hole is, how they can form, and why they are so cool! Comprehension Questions: 1. A black hole is an area of such immense ______ that nothing—not even light—can escape from it. 2. What is a singularity? 3. What gives a black hole its color? 4. An ______ ______ is probably what you are thinking of when you think of a black hole. 5. How does spaghettification get its name? Answer Key: 1. Gravity 2. The point where all the mass is trapped 3. Because the black hole sucks in everything, including light 4. Event horizon 5. As a spacecraft approaches a black hole, the gravity will be so much stronger on the side closer to the black hole than at the other side that it will get completely stretched out like a piece of spaghetti. For a transcript of this video and a fun downloadable poster, visit https://spaceplace.nasa.gov/black-hol... Be sure to check out NASA's Space Place for a ton of exciting activities, interesting articles, and cool games at https://spaceplace.nasa.gov/.