10. Universe-all of space and all the matter and energy in it.

11. Big Bang Theory-accepted theory that explains how the universe began. States the universe began as a singularity, (a single clump of everything), it exploded and has been expanding since then.

12. 14 billion years ago-beginning of the Universe, the Big Bang happened

13. red shift- evidence of the Big Bang. all galaxies and stars have a red-shift or tint to their color when viewed through a special telescope. The red shift means the objects are moving AWAY from us.

14. Edwin Hubble-discovered the red shift and supports the Big Bang. Discovered that other galaxies exist.