Week 5: Galaxies to Black Holes
What did you do in lab today? What was the big question? Lifecycles of Stars Stars do not live forever Stars are out during the day-- hidden by sun/ clouds Stars are different sizes Most stars are bigger than the Sun Larger the mass: Shorter the life cycle New stars come from interstellar gas and dust During a stars main sequence phase it turns hydrogen into helium Meteors, Meterorites, Crates, and Comets Meteor;Meteors are space rocks that burn up in Earth's atmosphere If a meteor makes it through the atmosphere and lands on Earth is a meteorite Bigspace rocks can leave craters when they hit the Earth Shooting stars are actually fireballs Galaxies https://docs.google.com/presentation/d/1ahSmZM_Ve2_wRpgmHNu7HxeM3KO3hh5j-OI3pqYQBfM/edit?usp=sharing Black Holes Black holes are objects that are not actually holes huge clusters of matter that are packed into very small spaces Density is so dense that not ven light can escape What did you learn in Thursday's discussion? ht...