1. Astronomers have found a in the center of our Milky Way Galaxy. 2. In 1783 proposed the idea of "Dark Stars" . 3- The "Theory of General Relativity" was written by In 1915 4- Gravity in a black hole is so strong not even can escape 5- Scientists cannot directly observe black holes so they rely on evidence 6- The black hole at the center of the Milky Way contains the mass of Suns 7- The "point of no return" near a black hole is called the 8- A black hole might contain a that reaches across the universe. 9. Which of these can escape the pull of a black hole? a. Airplane b. Rocket c. Light d. Nothing 10. Which of the following forces is responsible for the formation of black holes? a. Gravitationalforce b. Strongnuclearforce c. Weak nuclear force d. Electrostaticforce 11. The boundary of a black hole is called: a. Eventhorizon b. Schwarzschildradius c. Chandrasekhar limit d. Einstein'sspacetime 12. Black hole can be as small as an atom. a. True b. False 13. What is the term used to describe wha